syzkaller login: [ 36.193891] sshd (219) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:34933' (ECDSA) to the list of known hosts.
2023/05/17 15:00:17 fuzzer started
2023/05/17 15:00:17 dialing manager at localhost:44319
2023/05/17 15:00:17 checking machine...
2023/05/17 15:00:17 checking revisions...
[ 38.277205] kmemleak: Automatic memory scanning thread ended
2023/05/17 15:00:17 testing simple program...
[ 38.346920] cgroup: Unknown subsys name 'net'
[ 38.425806] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 51.244979] audit: type=1400 audit(1684335630.765:6): avc: denied { execmem } for pid=258 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1
[ 52.411075] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 52.413855] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 52.415200] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 52.418858] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 52.420407] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 52.422749] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 52.837747] ------------[ cut here ]------------
[ 52.838518] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 52.840608] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 52.841939] Modules linked in:
[ 52.842455] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 52.846796] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 52.847904] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 52.848627] Code: 89 d8 4c 8b 43 08 48 c1 e8 03 42 80 3c 20 00 0f 85 af 00 00 00 48 8b 13 4c 89 e9 4c 89 fe 48 c7 c7 60 40 e2 84 e8 fa ff d4 fc <0f> 0b 48 89 e8 48 c1 e8 03 42 0f b6 14 20 48 89 e8 83 e0 07 83 c0
[ 52.851002] RSP: 0018:ffff888016a47c00 EFLAGS: 00010282
[ 52.851789] RAX: 0000000000000000 RBX: ffff88800d66b040 RCX: 0000000000000000
[ 52.852761] RDX: ffff88800e4fb680 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 52.853710] RBP: ffff88800d66b054 R08: 0000000000000001 R09: 0000000000000000
[ 52.854627] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 52.855601] R13: ffffffff84e23fe0 R14: ffff88800d66b048 R15: ffffffff84d74dc0
[ 52.856567] FS: 00005555573d0400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 52.857657] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 52.858426] CR2: 00007f1ac191fcf0 CR3: 00000000205f8000 CR4: 0000000000350ef0
[ 52.859394] Call Trace:
[ 52.859786]
[ 52.860117] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 52.860821] ipv4_frags_init_net+0x269/0x440
[ 52.861426] ops_init+0xbb/0x6b0
[ 52.861952] setup_net+0x3d9/0x990
[ 52.862449] ? down_read_killable+0x1d7/0x4e0
[ 52.863104] ? __pfx_setup_net+0x10/0x10
[ 52.863719] ? copy_net_ns+0x17c/0x770
[ 52.864271] copy_net_ns+0x321/0x770
[ 52.864836] create_new_namespaces+0x3f6/0xb30
[ 52.865469] unshare_nsproxy_namespaces+0xc1/0x200
[ 52.866168] ksys_unshare+0x44d/0x8e0
[ 52.866745] ? __pfx_ksys_unshare+0x10/0x10
[ 52.867339] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 52.868142] __x64_sys_unshare+0x31/0x40
[ 52.868737] do_syscall_64+0x3f/0x90
[ 52.869256] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 52.869989] RIP: 0033:0x7f492e4fb0d7
[ 52.870505] 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 10 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
[ 52.872897] RSP: 002b:00007fff0adf76d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 52.873919] RAX: ffffffffffffffda RBX: 00007fff0adf7d18 RCX: 00007f492e4fb0d7
[ 52.874879] RDX: 00007f492e56541f RSI: 00007fff0adf7670 RDI: 0000000040000000
[ 52.875839] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fff0adf7480
[ 52.876799] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f492e60dbf0
[ 52.877757] R13: 00007fff0adf77b0 R14: 0000000000000000 R15: 00000000000000f8
[ 52.878745]
[ 52.879075] irq event stamp: 9151
[ 52.879563] hardirqs last enabled at (9161): [] __up_console_sem+0x78/0x80
[ 52.880761] hardirqs last disabled at (9172): [] __up_console_sem+0x5d/0x80
[ 52.881905] softirqs last enabled at (8980): [] irq_exit_rcu+0x93/0xc0
[ 52.883013] softirqs last disabled at (8975): [] irq_exit_rcu+0x93/0xc0
[ 52.884134] ---[ end trace 0000000000000000 ]---
[ 52.890299] ------------[ cut here ]------------
[ 52.890974] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 52.892807] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 52.893984] Modules linked in:
[ 52.894438] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 52.895766] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 52.896909] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 52.897674] Code: 89 d8 4c 8b 43 08 48 c1 e8 03 42 80 3c 20 00 0f 85 af 00 00 00 48 8b 13 4c 89 e9 4c 89 fe 48 c7 c7 60 40 e2 84 e8 fa ff d4 fc <0f> 0b 48 89 e8 48 c1 e8 03 42 0f b6 14 20 48 89 e8 83 e0 07 83 c0
[ 52.900149] RSP: 0018:ffff888016a47c00 EFLAGS: 00010282
[ 52.900931] RAX: 0000000000000000 RBX: ffff88800c9a1e40 RCX: 0000000000000000
[ 52.901926] RDX: ffff88800e4fb680 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 52.902927] RBP: ffff88800c9a1e54 R08: 0000000000000001 R09: 0000000000000000
[ 52.903934] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 52.904936] R13: ffffffff84e23fe0 R14: ffff88800c9a1e48 R15: ffffffff84da7d60
[ 52.905935] FS: 00005555573d0400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 52.907054] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 52.907916] CR2: 00007f1ac191fcf0 CR3: 00000000205f8000 CR4: 0000000000350ef0
[ 52.908924] Call Trace:
[ 52.909293]
[ 52.909664] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 52.910356] ipv6_frags_init_net+0x206/0x3c0
[ 52.911019] ops_init+0xbb/0x6b0
[ 52.911532] setup_net+0x3d9/0x990
[ 52.912083] ? down_read_killable+0x1d7/0x4e0
[ 52.912759] ? __pfx_setup_net+0x10/0x10
[ 52.913334] ? copy_net_ns+0x17c/0x770
[ 52.913943] copy_net_ns+0x321/0x770
[ 52.914490] create_new_namespaces+0x3f6/0xb30
[ 52.915179] unshare_nsproxy_namespaces+0xc1/0x200
[ 52.915935] ksys_unshare+0x44d/0x8e0
[ 52.916488] ? __pfx_ksys_unshare+0x10/0x10
[ 52.917136] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 52.917974] __x64_sys_unshare+0x31/0x40
[ 52.918561] do_syscall_64+0x3f/0x90
[ 52.919136] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 52.919908] RIP: 0033:0x7f492e4fb0d7
[ 52.920432] 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 10 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
[ 52.922852] RSP: 002b:00007fff0adf76d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 52.923946] RAX: ffffffffffffffda RBX: 00007fff0adf7d18 RCX: 00007f492e4fb0d7
[ 52.924902] RDX: 00007f492e56541f RSI: 00007fff0adf7670 RDI: 0000000040000000
[ 52.925857] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fff0adf7480
[ 52.926822] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f492e60dbf0
[ 52.927798] R13: 00007fff0adf77b0 R14: 0000000000000000 R15: 00000000000000f8
[ 52.928789]
[ 52.929116] irq event stamp: 10867
[ 52.929588] hardirqs last enabled at (10877): [] __up_console_sem+0x78/0x80
[ 52.930782] hardirqs last disabled at (10896): [] __up_console_sem+0x5d/0x80
[ 52.931969] softirqs last enabled at (10888): [] irq_exit_rcu+0x93/0xc0
[ 52.933081] softirqs last disabled at (10883): [] irq_exit_rcu+0x93/0xc0
[ 52.934183] ---[ end trace 0000000000000000 ]---
[ 52.935888] ------------[ cut here ]------------
[ 52.936675] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 52.939085] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 52.940556] Modules linked in:
[ 52.941129] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 52.942679] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 52.944055] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 52.944958] Code: 89 d8 4c 8b 43 08 48 c1 e8 03 42 80 3c 20 00 0f 85 af 00 00 00 48 8b 13 4c 89 e9 4c 89 fe 48 c7 c7 60 40 e2 84 e8 fa ff d4 fc <0f> 0b 48 89 e8 48 c1 e8 03 42 0f b6 14 20 48 89 e8 83 e0 07 83 c0
[ 52.947854] RSP: 0018:ffff888016a47bf0 EFLAGS: 00010286
[ 52.948759] RAX: 0000000000000000 RBX: ffff88800c9a0040 RCX: 0000000000000000
[ 52.949971] RDX: ffff88800e4fb680 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 52.951161] RBP: ffff88800c9a0054 R08: 0000000000000001 R09: 0000000000000000
[ 52.952356] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 52.953525] R13: ffffffff84e23fe0 R14: ffff88800c9a0048 R15: ffffffff84db0aa0
[ 52.954710] FS: 00005555573d0400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 52.956055] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 52.957036] CR2: 00007f1ac191fcf0 CR3: 00000000205f8000 CR4: 0000000000350ef0
[ 52.958235] Call Trace:
[ 52.958716]
[ 52.959112] nf_ct_net_init+0x224/0x3d0
[ 52.959855] ? __pfx_nf_ct_net_init+0x10/0x10
[ 52.960604] ops_init+0xbb/0x6b0
[ 52.961107] setup_net+0x3d9/0x990
[ 52.961571] ? down_read_killable+0x1d7/0x4e0
[ 52.962177] ? __pfx_setup_net+0x10/0x10
[ 52.962734] ? copy_net_ns+0x17c/0x770
[ 52.963277] copy_net_ns+0x321/0x770
[ 52.963804] create_new_namespaces+0x3f6/0xb30
[ 52.964404] unshare_nsproxy_namespaces+0xc1/0x200
[ 52.965063] ksys_unshare+0x44d/0x8e0
[ 52.965565] ? __pfx_ksys_unshare+0x10/0x10
[ 52.966152] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 52.966899] __x64_sys_unshare+0x31/0x40
[ 52.967429] do_syscall_64+0x3f/0x90
[ 52.967943] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 52.968599] RIP: 0033:0x7f492e4fb0d7
[ 52.969098] 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 10 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
[ 52.971319] RSP: 002b:00007fff0adf76d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 52.972322] RAX: ffffffffffffffda RBX: 00007fff0adf7d18 RCX: 00007f492e4fb0d7
[ 52.973265] RDX: 00007f492e56541f RSI: 00007fff0adf7670 RDI: 0000000040000000
[ 52.974207] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fff0adf7480
[ 52.975157] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f492e60dbf0
[ 52.976131] R13: 00007fff0adf77b0 R14: 0000000000000000 R15: 00000000000000f8
[ 52.977102]
[ 52.977416] irq event stamp: 11657
[ 52.977912] hardirqs last enabled at (11669): [] __up_console_sem+0x78/0x80
[ 52.979040] hardirqs last disabled at (11680): [] __up_console_sem+0x5d/0x80
[ 52.980188] softirqs last enabled at (11160): [] irq_exit_rcu+0x93/0xc0
[ 52.981290] softirqs last disabled at (11137): [] irq_exit_rcu+0x93/0xc0
[ 52.982395] ---[ end trace 0000000000000000 ]---
executing program
[ 54.497312] Bluetooth: hci0: command 0x0409 tx timeout
executing program
[ 56.544708] Bluetooth: hci0: command 0x041b tx timeout
[ 58.593436] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 60.640764] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
15:00:30 Registers:
info registers vcpu 0
RAX=0000000000000020 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507f85 RDI=ffffffff87f2dc00 RBP=ffffffff87f2dbc0 RSP=ffff888016a475f0
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000020 R11=0000000000000001
R12=0000000000000020 R13=ffffffff87f2dbc0 R14=0000000000000010 R15=ffffffff82507f70
RIP=ffffffff82507fdd RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0
ES =0000 0000000000000000 00000000 00000000
CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA]
SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA]
DS =0000 0000000000000000 00000000 00000000
FS =0000 00005555573d0400 00000000 00000000
GS =0000 ffff88806ce00000 00000000 00000000
LDT=0000 fffffe0000000000 00000000 00000000
TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000001000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007f1ac191fcf0 CR3=00000000205f8000 CR4=00350ef0
DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000
DR6=00000000ffff0ff0 DR7=0000000000000400
EFER=0000000000000d01
FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80
FPR0=0000000000000000 0000 FPR1=0000000000000000 0000
FPR2=0000000000000000 0000 FPR3=0000000000000000 0000
FPR4=0000000000000000 0000 FPR5=0000000000000000 0000
FPR6=0000000000000000 0000 FPR7=0000000000000000 0000
XMM00=00000000000000000000000000000000 XMM01=00000000000000000000000000000000
XMM02=00000000000000000000000000000000 XMM03=00000000000000000000000000000000
XMM04=0000000000000000000000000000ff00 XMM05=00000000000000000000000000000000
XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000
XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=0000000000029519 RBX=0000000000000001 RCX=ffffffff844d0a0e RDX=0000000000000000
RSI=0000000000000000 RDI=ffffffff81287415 RBP=dffffc0000000000 RSP=ffff888008dcfe70
R8 =0000000000000001 R9 =ffffed100d9e69f8 R10=ffff88806cf34fc3 R11=0000000000000001
R12=ffffffff85d35a10 R13=1ffff110011b9fd3 R14=0000000000000000 R15=0000000000000000
RIP=ffffffff844d199f RFL=00000202 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=1
ES =0000 0000000000000000 00000000 00000000
CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA]
SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA]
DS =0000 0000000000000000 00000000 00000000
FS =0000 0000000000000000 00000000 00000000
GS =0000 ffff88806cf00000 00000000 00000000
LDT=0000 fffffe0000000000 00000000 00000000
TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000048000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007f1ac194b0a0 CR3=000000000ef7a000 CR4=00350ee0
DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000
DR6=00000000ffff0ff0 DR7=0000000000000400
EFER=0000000000000d01
FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80
FPR0=0000000000000000 0000 FPR1=0000000000000000 0000
FPR2=0000000000000000 0000 FPR3=0000000000000000 0000
FPR4=0000000000000000 0000 FPR5=0000000000000000 0000
FPR6=0000000000000000 0000 FPR7=0000000000000000 0000
XMM00=2032333a30303a35312037312079614d XMM01=5d3933393134382e32352020205b203a
XMM02=646f4d205d3933393134382e32352020 XMM03=6b7a79732032333a30303a3531203731
XMM04=7379735f74656e5f7265747369676572 XMM05=732f74656e20746120393532203a4449
XMM06=57205d3830363034382e32352020205b XMM07=79732032333a30303a35312037312079
XMM08=7475636578652d7a7973223d6d6d6f63 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000