syzkaller login: [ 38.926242] sshd (218) used greatest stack depth: 24160 bytes left
Warning: Permanently added '[localhost]:62564' (ECDSA) to the list of known hosts.
2023/05/17 16:25:37 fuzzer started
2023/05/17 16:25:37 dialing manager at localhost:44319
2023/05/17 16:25:37 checking machine...
2023/05/17 16:25:37 checking revisions...
[ 41.027467] kmemleak: Automatic memory scanning thread ended
2023/05/17 16:25:37 testing simple program...
[ 41.093305] cgroup: Unknown subsys name 'net'
[ 41.158661] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 54.587404] audit: type=1400 audit(1684340751.441:6): 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
[ 55.760226] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 55.761766] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 55.765224] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 55.768506] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 55.770226] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 55.771391] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
executing program
[ 56.177478] ------------[ cut here ]------------
[ 56.178810] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 56.181009] WARNING: CPU: 1 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 56.182507] Modules linked in:
[ 56.183164] CPU: 1 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 56.185634] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 56.188039] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 56.189542] 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
[ 56.192592] RSP: 0018:ffff88800f64fc00 EFLAGS: 00010282
[ 56.193575] RAX: 0000000000000000 RBX: ffff88800ef2c040 RCX: 0000000000000000
[ 56.194807] RDX: ffff888018c61b40 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 56.196079] RBP: ffff88800ef2c054 R08: 0000000000000001 R09: 0000000000000000
[ 56.197362] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 56.198620] R13: ffffffff84e23fe0 R14: ffff88800ef2c048 R15: ffffffff84d74dc0
[ 56.199898] FS: 0000555557246400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 56.201323] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 56.202377] CR2: 00007f204eb0c810 CR3: 0000000014606000 CR4: 0000000000350ee0
[ 56.203620] Call Trace:
[ 56.204119]
[ 56.204547] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 56.205455] ipv4_frags_init_net+0x269/0x440
[ 56.206278] ops_init+0xbb/0x6b0
[ 56.206926] setup_net+0x3d9/0x990
[ 56.207535] ? down_read_killable+0x1d7/0x4e0
[ 56.208357] ? __pfx_setup_net+0x10/0x10
[ 56.209148] ? copy_net_ns+0x17c/0x770
[ 56.209882] copy_net_ns+0x321/0x770
[ 56.210527] create_new_namespaces+0x3f6/0xb30
[ 56.211386] unshare_nsproxy_namespaces+0xc1/0x200
[ 56.212287] ksys_unshare+0x44d/0x8e0
[ 56.213024] ? __pfx_ksys_unshare+0x10/0x10
[ 56.213772] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 56.214773] __x64_sys_unshare+0x31/0x40
[ 56.215533] do_syscall_64+0x3f/0x90
[ 56.216239] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 56.217176] RIP: 0033:0x7f5ad58920d7
[ 56.217814] 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
[ 56.220876] RSP: 002b:00007ffd5ad88f28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 56.222171] RAX: ffffffffffffffda RBX: 00007ffd5ad89568 RCX: 00007f5ad58920d7
[ 56.223403] RDX: 00007f5ad58fc41f RSI: 00007ffd5ad88ec0 RDI: 0000000040000000
[ 56.224622] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffd5ad88cd0
[ 56.225881] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f5ad59a4bf0
[ 56.227101] R13: 00007ffd5ad89000 R14: 0000000000000000 R15: 00000000000000f8
[ 56.228363]
[ 56.228760] irq event stamp: 9071
[ 56.229411] hardirqs last enabled at (9083): [] __up_console_sem+0x78/0x80
[ 56.230866] hardirqs last disabled at (9094): [] __up_console_sem+0x5d/0x80
[ 56.232302] softirqs last enabled at (8872): [] irq_exit_rcu+0x93/0xc0
[ 56.233733] softirqs last disabled at (8867): [] irq_exit_rcu+0x93/0xc0
[ 56.235164] ---[ end trace 0000000000000000 ]---
[ 56.241367] ------------[ cut here ]------------
[ 56.242197] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 56.244292] WARNING: CPU: 1 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 56.245766] Modules linked in:
[ 56.246380] CPU: 1 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 56.247960] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 56.249349] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 56.250253] 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
[ 56.253198] RSP: 0018:ffff88800f64fc00 EFLAGS: 00010282
[ 56.254124] RAX: 0000000000000000 RBX: ffff88800d6fc440 RCX: 0000000000000000
[ 56.255326] RDX: ffff888018c61b40 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 56.256522] RBP: ffff88800d6fc454 R08: 0000000000000001 R09: 0000000000000000
[ 56.257730] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 56.258931] R13: ffffffff84e23fe0 R14: ffff88800d6fc448 R15: ffffffff84da7d60
[ 56.260130] FS: 0000555557246400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 56.261490] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 56.262490] CR2: 00007f204eb0c810 CR3: 0000000014606000 CR4: 0000000000350ee0
[ 56.263715] Call Trace:
[ 56.264197]
[ 56.264598] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 56.265474] ipv6_frags_init_net+0x206/0x3c0
[ 56.266270] ops_init+0xbb/0x6b0
[ 56.266895] setup_net+0x3d9/0x990
[ 56.267483] ? down_read_killable+0x1d7/0x4e0
[ 56.268277] ? __pfx_setup_net+0x10/0x10
[ 56.269039] ? copy_net_ns+0x17c/0x770
[ 56.269706] copy_net_ns+0x321/0x770
[ 56.270394] create_new_namespaces+0x3f6/0xb30
[ 56.271213] unshare_nsproxy_namespaces+0xc1/0x200
[ 56.272068] ksys_unshare+0x44d/0x8e0
[ 56.272711] ? __pfx_ksys_unshare+0x10/0x10
[ 56.273479] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 56.274474] __x64_sys_unshare+0x31/0x40
[ 56.275220] do_syscall_64+0x3f/0x90
[ 56.275878] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 56.276728] RIP: 0033:0x7f5ad58920d7
[ 56.277405] 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
[ 56.280043] RSP: 002b:00007ffd5ad88f28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 56.281097] RAX: ffffffffffffffda RBX: 00007ffd5ad89568 RCX: 00007f5ad58920d7
[ 56.282050] RDX: 00007f5ad58fc41f RSI: 00007ffd5ad88ec0 RDI: 0000000040000000
[ 56.283030] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffd5ad88cd0
[ 56.284009] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f5ad59a4bf0
[ 56.285000] R13: 00007ffd5ad89000 R14: 0000000000000000 R15: 00000000000000f8
[ 56.285990]
[ 56.286313] irq event stamp: 10905
[ 56.286781] hardirqs last enabled at (10915): [] __up_console_sem+0x78/0x80
[ 56.287952] hardirqs last disabled at (10928): [] __up_console_sem+0x5d/0x80
[ 56.289104] softirqs last enabled at (10754): [] irq_exit_rcu+0x93/0xc0
[ 56.290224] softirqs last disabled at (10749): [] irq_exit_rcu+0x93/0xc0
[ 56.291353] ---[ end trace 0000000000000000 ]---
[ 56.292744] ------------[ cut here ]------------
[ 56.293420] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 56.295412] WARNING: CPU: 1 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 56.296548] Modules linked in:
[ 56.297039] CPU: 1 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 56.298281] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 56.299367] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 56.300090] 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
[ 56.302408] RSP: 0018:ffff88800f64fbf0 EFLAGS: 00010286
[ 56.303140] RAX: 0000000000000000 RBX: ffff88800d6fde40 RCX: 0000000000000000
[ 56.304095] RDX: ffff888018c61b40 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 56.305033] RBP: ffff88800d6fde54 R08: 0000000000000001 R09: 0000000000000000
[ 56.305988] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 56.306925] R13: ffffffff84e23fe0 R14: ffff88800d6fde48 R15: ffffffff84db0aa0
[ 56.307862] FS: 0000555557246400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 56.308951] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 56.309702] CR2: 00007f204eb0c810 CR3: 0000000014606000 CR4: 0000000000350ee0
[ 56.310651] Call Trace:
[ 56.311026]
[ 56.311332] nf_ct_net_init+0x224/0x3d0
[ 56.311910] ? __pfx_nf_ct_net_init+0x10/0x10
[ 56.312513] ops_init+0xbb/0x6b0
[ 56.313034] setup_net+0x3d9/0x990
[ 56.313511] ? down_read_killable+0x1d7/0x4e0
[ 56.314136] ? __pfx_setup_net+0x10/0x10
[ 56.314685] ? copy_net_ns+0x17c/0x770
[ 56.315257] copy_net_ns+0x321/0x770
[ 56.315758] create_new_namespaces+0x3f6/0xb30
[ 56.316410] unshare_nsproxy_namespaces+0xc1/0x200
[ 56.317123] ksys_unshare+0x44d/0x8e0
[ 56.317637] ? __pfx_ksys_unshare+0x10/0x10
[ 56.318240] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 56.319029] __x64_sys_unshare+0x31/0x40
[ 56.319574] do_syscall_64+0x3f/0x90
[ 56.320124] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 56.320819] RIP: 0033:0x7f5ad58920d7
[ 56.321345] 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
[ 56.323624] RSP: 002b:00007ffd5ad88f28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 56.324626] RAX: ffffffffffffffda RBX: 00007ffd5ad89568 RCX: 00007f5ad58920d7
[ 56.325554] RDX: 00007f5ad58fc41f RSI: 00007ffd5ad88ec0 RDI: 0000000040000000
[ 56.326485] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffd5ad88cd0
[ 56.327413] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f5ad59a4bf0
[ 56.328352] R13: 00007ffd5ad89000 R14: 0000000000000000 R15: 00000000000000f8
[ 56.329333]
[ 56.329654] irq event stamp: 11665
[ 56.330142] hardirqs last enabled at (11677): [] __up_console_sem+0x78/0x80
[ 56.331236] hardirqs last disabled at (11688): [] __up_console_sem+0x5d/0x80
[ 56.332359] softirqs last enabled at (10754): [] irq_exit_rcu+0x93/0xc0
[ 56.333469] softirqs last disabled at (10749): [] irq_exit_rcu+0x93/0xc0
[ 56.334549] ---[ end trace 0000000000000000 ]---
[ 57.838399] Bluetooth: hci0: command 0x0409 tx timeout
executing program
[ 59.885921] Bluetooth: hci0: command 0x041b tx timeout
executing program
[ 61.934057] Bluetooth: hci0: command 0x040f tx timeout
[ 63.982042] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
16:25:47 Registers:
info registers vcpu 0
RAX=0000000000029f81 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=00000206 [-----P-] 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=00007f204eb6c220 CR3=000000000e514000 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=f51c35530b0f77b38247714ba06e9b04
XMM02=6b1e99b806172e3b00000000000aea28 XMM03=ac8bc31478ec851100000000000aefa0
XMM04=d35f14e95510c1f60000000000110360 XMM05=d3fdd5f48436fbd700000000000aead0
XMM06=62f4cefa06f7a4a500000000000ae988 XMM07=a1fcdcf819d7e1e500000000000ae728
XMM08=44495f474f4c5359530069253d595449 XMM09=00000000000000000000000000000000
XMM10=00000000000000000020000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=0000000000000065 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507f85 RDI=ffffffff87f2dc00 RBP=ffffffff87f2dbc0 RSP=ffff88800f64f5e0
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000065 R11=0000000000000001
R12=0000000000000065 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 0000555557246400 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=00007f204eb0c810 CR3=0000000014606000 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