syzkaller login: [ 34.494542] sshd (218) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:57361' (ECDSA) to the list of known hosts.
2023/05/17 21:01:29 fuzzer started
2023/05/17 21:01:29 dialing manager at localhost:44319
2023/05/17 21:01:29 checking machine...
2023/05/17 21:01:29 checking revisions...
[ 36.547448] kmemleak: Automatic memory scanning thread ended
2023/05/17 21:01:29 testing simple program...
[ 36.625328] cgroup: Unknown subsys name 'net'
[ 36.715931] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 48.600358] audit: type=1400 audit(1684357301.780:6): avc: denied { execmem } for pid=259 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1
[ 49.692930] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 49.694855] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 49.696595] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 49.699195] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 49.700792] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 49.701826] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 50.097227] ------------[ cut here ]------------
[ 50.098034] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 50.099987] WARNING: CPU: 1 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 50.101280] Modules linked in:
[ 50.101765] CPU: 1 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 50.106528] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 50.107953] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 50.108906] 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
[ 50.111934] RSP: 0018:ffff88800945fc00 EFLAGS: 00010282
[ 50.112903] RAX: 0000000000000000 RBX: ffff88800dc78840 RCX: 0000000000000000
[ 50.114162] RDX: ffff888016be9b40 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 50.115426] RBP: ffff88800dc78854 R08: 0000000000000001 R09: 0000000000000000
[ 50.116664] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 50.117877] R13: ffffffff84e23fe0 R14: ffff88800dc78848 R15: ffffffff84d74dc0
[ 50.119101] FS: 0000555556b7d400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 50.120256] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 50.121265] CR2: 00007ff3529f96f4 CR3: 00000000169c0000 CR4: 0000000000350ee0
[ 50.122214] Call Trace:
[ 50.122566]
[ 50.122870] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 50.123632] ipv4_frags_init_net+0x269/0x440
[ 50.124335] ops_init+0xbb/0x6b0
[ 50.124810] setup_net+0x3d9/0x990
[ 50.125306] ? down_read_killable+0x1d7/0x4e0
[ 50.125953] ? __pfx_setup_net+0x10/0x10
[ 50.126526] ? copy_net_ns+0x17c/0x770
[ 50.127069] copy_net_ns+0x321/0x770
[ 50.127639] create_new_namespaces+0x3f6/0xb30
[ 50.128265] unshare_nsproxy_namespaces+0xc1/0x200
[ 50.128906] ksys_unshare+0x44d/0x8e0
[ 50.129444] ? __pfx_ksys_unshare+0x10/0x10
[ 50.130028] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 50.130740] __x64_sys_unshare+0x31/0x40
[ 50.131285] do_syscall_64+0x3f/0x90
[ 50.131779] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 50.132467] RIP: 0033:0x7fc5228d90d7
[ 50.132939] 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
[ 50.135100] RSP: 002b:00007ffee8e61288 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 50.136053] RAX: ffffffffffffffda RBX: 00007ffee8e618c8 RCX: 00007fc5228d90d7
[ 50.136911] RDX: 00007fc52294341f RSI: 00007ffee8e61220 RDI: 0000000040000000
[ 50.137805] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffee8e61030
[ 50.138701] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fc5229ebbf0
[ 50.139612] R13: 00007ffee8e61360 R14: 0000000000000000 R15: 00000000000000f8
[ 50.140527]
[ 50.140834] irq event stamp: 8189
[ 50.141297] hardirqs last enabled at (8201): [] __up_console_sem+0x78/0x80
[ 50.142365] hardirqs last disabled at (8212): [] __up_console_sem+0x5d/0x80
[ 50.143431] softirqs last enabled at (8020): [] irq_exit_rcu+0x93/0xc0
[ 50.144463] softirqs last disabled at (8015): [] irq_exit_rcu+0x93/0xc0
[ 50.145494] ---[ end trace 0000000000000000 ]---
[ 50.151051] ------------[ cut here ]------------
[ 50.151666] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 50.153471] WARNING: CPU: 1 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 50.154559] Modules linked in:
[ 50.154981] CPU: 1 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 50.156167] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 50.157194] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 50.157853] 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
[ 50.160051] RSP: 0018:ffff88800945fc00 EFLAGS: 00010282
[ 50.160710] RAX: 0000000000000000 RBX: ffff888009d68240 RCX: 0000000000000000
[ 50.161644] RDX: ffff888016be9b40 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 50.162534] RBP: ffff888009d68254 R08: 0000000000000001 R09: 0000000000000000
[ 50.163446] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 50.164346] R13: ffffffff84e23fe0 R14: ffff888009d68248 R15: ffffffff84da7d60
[ 50.165247] FS: 0000555556b7d400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 50.166246] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 50.166965] CR2: 00007ff3529f96f4 CR3: 00000000169c0000 CR4: 0000000000350ee0
[ 50.167897] Call Trace:
[ 50.168261]
[ 50.168565] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 50.169218] ipv6_frags_init_net+0x206/0x3c0
[ 50.169788] ops_init+0xbb/0x6b0
[ 50.170271] setup_net+0x3d9/0x990
[ 50.170733] ? down_read_killable+0x1d7/0x4e0
[ 50.171336] ? __pfx_setup_net+0x10/0x10
[ 50.171862] ? copy_net_ns+0x17c/0x770
[ 50.172412] copy_net_ns+0x321/0x770
[ 50.172896] create_new_namespaces+0x3f6/0xb30
[ 50.173516] unshare_nsproxy_namespaces+0xc1/0x200
[ 50.174167] ksys_unshare+0x44d/0x8e0
[ 50.174656] ? __pfx_ksys_unshare+0x10/0x10
[ 50.175238] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 50.175965] __x64_sys_unshare+0x31/0x40
[ 50.176517] do_syscall_64+0x3f/0x90
[ 50.177032] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 50.177684] RIP: 0033:0x7fc5228d90d7
[ 50.178185] 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
[ 50.180867] RSP: 002b:00007ffee8e61288 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 50.181893] RAX: ffffffffffffffda RBX: 00007ffee8e618c8 RCX: 00007fc5228d90d7
[ 50.182839] RDX: 00007fc52294341f RSI: 00007ffee8e61220 RDI: 0000000040000000
[ 50.183783] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffee8e61030
[ 50.184742] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fc5229ebbf0
[ 50.185654] R13: 00007ffee8e61360 R14: 0000000000000000 R15: 00000000000000f8
[ 50.186567]
[ 50.186872] irq event stamp: 10041
[ 50.187338] hardirqs last enabled at (10053): [] __up_console_sem+0x78/0x80
[ 50.188447] hardirqs last disabled at (10064): [] __up_console_sem+0x5d/0x80
[ 50.189516] softirqs last enabled at (9966): [] irq_exit_rcu+0x93/0xc0
[ 50.190550] softirqs last disabled at (9961): [] irq_exit_rcu+0x93/0xc0
[ 50.191595] ---[ end trace 0000000000000000 ]---
[ 50.193052] ------------[ cut here ]------------
[ 50.193647] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 50.195566] WARNING: CPU: 1 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 50.196648] Modules linked in:
[ 50.197099] CPU: 1 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 50.198244] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 50.199251] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 50.199918] 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
[ 50.202157] RSP: 0018:ffff88800945fbf0 EFLAGS: 00010286
[ 50.202834] RAX: 0000000000000000 RBX: ffff888009d69440 RCX: 0000000000000000
[ 50.203765] RDX: ffff888016be9b40 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 50.204725] RBP: ffff888009d69454 R08: 0000000000000001 R09: 0000000000000000
[ 50.205670] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 50.206584] R13: ffffffff84e23fe0 R14: ffff888009d69448 R15: ffffffff84db0aa0
[ 50.207521] FS: 0000555556b7d400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 50.208546] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 50.209306] CR2: 00007ff3529f96f4 CR3: 00000000169c0000 CR4: 0000000000350ee0
[ 50.210241] Call Trace:
[ 50.210586]
[ 50.210887] nf_ct_net_init+0x224/0x3d0
[ 50.211508] ? __pfx_nf_ct_net_init+0x10/0x10
[ 50.212136] ops_init+0xbb/0x6b0
[ 50.212611] setup_net+0x3d9/0x990
[ 50.213109] ? down_read_killable+0x1d7/0x4e0
[ 50.213714] ? __pfx_setup_net+0x10/0x10
[ 50.214271] ? copy_net_ns+0x17c/0x770
[ 50.214802] copy_net_ns+0x321/0x770
[ 50.215327] create_new_namespaces+0x3f6/0xb30
[ 50.215943] unshare_nsproxy_namespaces+0xc1/0x200
[ 50.216610] ksys_unshare+0x44d/0x8e0
[ 50.217144] ? __pfx_ksys_unshare+0x10/0x10
[ 50.217719] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 50.218501] __x64_sys_unshare+0x31/0x40
[ 50.219057] do_syscall_64+0x3f/0x90
[ 50.219594] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 50.220275] RIP: 0033:0x7fc5228d90d7
[ 50.220754] 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
[ 50.222981] RSP: 002b:00007ffee8e61288 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 50.223974] RAX: ffffffffffffffda RBX: 00007ffee8e618c8 RCX: 00007fc5228d90d7
[ 50.224887] RDX: 00007fc52294341f RSI: 00007ffee8e61220 RDI: 0000000040000000
[ 50.225822] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffee8e61030
[ 50.226725] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fc5229ebbf0
[ 50.227679] R13: 00007ffee8e61360 R14: 0000000000000000 R15: 00000000000000f8
[ 50.228616]
[ 50.228921] irq event stamp: 10841
[ 50.229428] hardirqs last enabled at (10853): [] __up_console_sem+0x78/0x80
[ 50.230538] hardirqs last disabled at (10864): [] __up_console_sem+0x5d/0x80
[ 50.231668] softirqs last enabled at (10368): [] irq_exit_rcu+0x93/0xc0
[ 50.232735] softirqs last disabled at (10359): [] irq_exit_rcu+0x93/0xc0
[ 50.233818] ---[ end trace 0000000000000000 ]---
executing program
[ 51.781628] Bluetooth: hci0: command 0x0409 tx timeout
[ 53.829067] Bluetooth: hci0: command 0x041b tx timeout
executing program
[ 55.878072] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 57.925160] Bluetooth: hci0: command 0x0419 tx timeout
VM DIAGNOSIS:
21:01:42 Registers:
info registers vcpu 0
RAX=0000000000029613 RBX=0000000000000000 RCX=ffffffff844d0a0e RDX=0000000000000000
RSI=0000000000000000 RDI=ffffffff81287415 RBP=dffffc0000000000 RSP=ffffffff85407e10
R8 =0000000000000001 R9 =ffffed100d9c69f8 R10=ffff88806ce34fc3 R11=0000000000000001
R12=ffffffff85d35a10 R13=1ffffffff0a80fc7 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 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=00007f9c9b452b00 CR3=000000000e970000 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=ecc2db136f17cc9ae2417cfbd4f3164d
XMM02=6b1e99b806172e3b00000000000aea28 XMM03=ac8bc31478ec851100000000000aefa0
XMM04=421bf3b128d22249000000000013bc50 XMM05=d3fdd5f48436fbd700000000000aead0
XMM06=a3351311fa99f67100000000000ae988 XMM07=a1fcdcf819d7e1e500000000000ae728
XMM08=44495f474f4c5359530069253d595449 XMM09=00000000000000000000000000000000
XMM10=00200000000000000020000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=0000000000000020 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507f85 RDI=ffffffff87f2dc00 RBP=ffffffff87f2dbc0 RSP=ffff88800945f5f0
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 0000555556b7d400 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=00007ff3529f96f4 CR3=00000000169c0000 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=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