syzkaller login: [ 34.549079] sshd (218) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:20728' (ECDSA) to the list of known hosts.
2023/05/18 05:42:36 fuzzer started
2023/05/18 05:42:36 dialing manager at localhost:44319
2023/05/18 05:42:36 checking machine...
2023/05/18 05:42:36 checking revisions...
[ 36.655489] kmemleak: Automatic memory scanning thread ended
2023/05/18 05:42:37 testing simple program...
[ 36.740973] cgroup: Unknown subsys name 'net'
[ 36.849611] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
[ 48.219399] audit: type=1400 audit(1684388568.689:6): avc: denied { execmem } for pid=257 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1
executing program
[ 49.313835] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 49.317267] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 49.318125] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 49.320771] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 49.321650] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 49.323815] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 49.631787] ------------[ cut here ]------------
[ 49.632606] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 49.634519] WARNING: CPU: 0 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 49.635785] Modules linked in:
[ 49.636337] CPU: 0 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 49.641137] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 49.642167] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 49.642801] 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
[ 49.644982] RSP: 0018:ffff8880164d7c00 EFLAGS: 00010282
[ 49.645627] RAX: 0000000000000000 RBX: ffff88800dd70040 RCX: 0000000000000000
[ 49.646508] RDX: ffff88800de20000 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 49.647389] RBP: ffff88800dd70054 R08: 0000000000000001 R09: 0000000000000000
[ 49.648273] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 49.649139] R13: ffffffff84e23fe0 R14: ffff88800dd70048 R15: ffffffff84d74dc0
[ 49.650027] FS: 0000555555e76400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 49.651015] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 49.651716] CR2: 00007f15ea2d0118 CR3: 0000000013d90000 CR4: 0000000000350ef0
[ 49.652602] Call Trace:
[ 49.652952]
[ 49.653250] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 49.653854] ipv4_frags_init_net+0x269/0x440
[ 49.654437] ops_init+0xbb/0x6b0
[ 49.654875] setup_net+0x3d9/0x990
[ 49.655363] ? down_read_killable+0x1d7/0x4e0
[ 49.655953] ? __pfx_setup_net+0x10/0x10
[ 49.656480] ? copy_net_ns+0x17c/0x770
[ 49.657020] copy_net_ns+0x321/0x770
[ 49.657497] create_new_namespaces+0x3f6/0xb30
[ 49.658100] unshare_nsproxy_namespaces+0xc1/0x200
[ 49.658704] ksys_unshare+0x44d/0x8e0
[ 49.659219] ? __pfx_ksys_unshare+0x10/0x10
[ 49.659753] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 49.660493] __x64_sys_unshare+0x31/0x40
[ 49.661033] do_syscall_64+0x3f/0x90
[ 49.661518] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 49.662176] RIP: 0033:0x7f6d875f50d7
[ 49.662631] 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
[ 49.664761] RSP: 002b:00007ffe7e6090d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 49.665694] RAX: ffffffffffffffda RBX: 00007ffe7e609718 RCX: 00007f6d875f50d7
[ 49.666575] RDX: 00007f6d8765f41f RSI: 00007ffe7e609070 RDI: 0000000040000000
[ 49.667444] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe7e608e80
[ 49.668343] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f6d87707bf0
[ 49.669221] R13: 00007ffe7e6091b0 R14: 0000000000000000 R15: 00000000000000f8
[ 49.670134]
[ 49.670429] irq event stamp: 8009
[ 49.670852] hardirqs last enabled at (8019): [] __up_console_sem+0x78/0x80
[ 49.671916] hardirqs last disabled at (8032): [] __up_console_sem+0x5d/0x80
[ 49.672962] softirqs last enabled at (7946): [] irq_exit_rcu+0x93/0xc0
[ 49.673977] softirqs last disabled at (7941): [] irq_exit_rcu+0x93/0xc0
[ 49.674991] ---[ end trace 0000000000000000 ]---
[ 49.680651] ------------[ cut here ]------------
[ 49.681274] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 49.682932] WARNING: CPU: 0 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 49.683982] Modules linked in:
[ 49.684388] CPU: 0 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 49.685522] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 49.686522] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 49.687192] 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
[ 49.689360] RSP: 0018:ffff8880164d7c00 EFLAGS: 00010282
[ 49.690044] RAX: 0000000000000000 RBX: ffff88800e880240 RCX: 0000000000000000
[ 49.690921] RDX: ffff88800de20000 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 49.691771] RBP: ffff88800e880254 R08: 0000000000000001 R09: 0000000000000000
[ 49.692672] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 49.693553] R13: ffffffff84e23fe0 R14: ffff88800e880248 R15: ffffffff84da7d60
[ 49.694435] FS: 0000555555e76400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 49.695413] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 49.696149] CR2: 00007f15ea2d0118 CR3: 0000000013d90000 CR4: 0000000000350ef0
[ 49.697066] Call Trace:
[ 49.697387]
[ 49.697683] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 49.698326] ipv6_frags_init_net+0x206/0x3c0
[ 49.698916] ops_init+0xbb/0x6b0
[ 49.699363] setup_net+0x3d9/0x990
[ 49.699818] ? down_read_killable+0x1d7/0x4e0
[ 49.700435] ? __pfx_setup_net+0x10/0x10
[ 49.700981] ? copy_net_ns+0x17c/0x770
[ 49.701494] copy_net_ns+0x321/0x770
[ 49.702001] create_new_namespaces+0x3f6/0xb30
[ 49.702583] unshare_nsproxy_namespaces+0xc1/0x200
[ 49.703224] ksys_unshare+0x44d/0x8e0
[ 49.703712] ? __pfx_ksys_unshare+0x10/0x10
[ 49.704294] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 49.705021] __x64_sys_unshare+0x31/0x40
[ 49.705537] do_syscall_64+0x3f/0x90
[ 49.706045] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 49.706677] RIP: 0033:0x7f6d875f50d7
[ 49.707164] 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
[ 49.709330] RSP: 002b:00007ffe7e6090d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 49.710269] RAX: ffffffffffffffda RBX: 00007ffe7e609718 RCX: 00007f6d875f50d7
[ 49.711149] RDX: 00007f6d8765f41f RSI: 00007ffe7e609070 RDI: 0000000040000000
[ 49.712025] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe7e608e80
[ 49.712930] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f6d87707bf0
[ 49.713776] R13: 00007ffe7e6091b0 R14: 0000000000000000 R15: 00000000000000f8
[ 49.714676]
[ 49.714999] irq event stamp: 10069
[ 49.715427] hardirqs last enabled at (10079): [] __up_console_sem+0x78/0x80
[ 49.716494] hardirqs last disabled at (10090): [] __up_console_sem+0x5d/0x80
[ 49.717546] softirqs last enabled at (9332): [] irq_exit_rcu+0x93/0xc0
[ 49.718569] softirqs last disabled at (9305): [] irq_exit_rcu+0x93/0xc0
[ 49.719585] ---[ end trace 0000000000000000 ]---
[ 49.720951] ------------[ cut here ]------------
[ 49.721536] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 49.723524] WARNING: CPU: 0 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 49.724590] Modules linked in:
[ 49.725024] CPU: 0 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 49.726167] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 49.727170] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 49.727815] 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
[ 49.729991] RSP: 0018:ffff8880164d7bf0 EFLAGS: 00010286
[ 49.730641] RAX: 0000000000000000 RBX: ffff88800e881c40 RCX: 0000000000000000
[ 49.731538] RDX: ffff88800de20000 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 49.732442] RBP: ffff88800e881c54 R08: 0000000000000001 R09: 0000000000000000
[ 49.733358] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 49.734246] R13: ffffffff84e23fe0 R14: ffff88800e881c48 R15: ffffffff84db0aa0
[ 49.735134] FS: 0000555555e76400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 49.736126] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 49.736846] CR2: 00007f15ea2d0118 CR3: 0000000013d90000 CR4: 0000000000350ef0
[ 49.737733] Call Trace:
[ 49.738095]
[ 49.738397] nf_ct_net_init+0x224/0x3d0
[ 49.738946] ? __pfx_nf_ct_net_init+0x10/0x10
[ 49.739527] ops_init+0xbb/0x6b0
[ 49.739998] setup_net+0x3d9/0x990
[ 49.740466] ? down_read_killable+0x1d7/0x4e0
[ 49.741071] ? __pfx_setup_net+0x10/0x10
[ 49.741583] ? copy_net_ns+0x17c/0x770
[ 49.742128] copy_net_ns+0x321/0x770
[ 49.742610] create_new_namespaces+0x3f6/0xb30
[ 49.743243] unshare_nsproxy_namespaces+0xc1/0x200
[ 49.743858] ksys_unshare+0x44d/0x8e0
[ 49.744405] ? __pfx_ksys_unshare+0x10/0x10
[ 49.744982] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 49.745704] __x64_sys_unshare+0x31/0x40
[ 49.746259] do_syscall_64+0x3f/0x90
[ 49.746741] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 49.747416] RIP: 0033:0x7f6d875f50d7
[ 49.747876] 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
[ 49.750041] RSP: 002b:00007ffe7e6090d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 49.750993] RAX: ffffffffffffffda RBX: 00007ffe7e609718 RCX: 00007f6d875f50d7
[ 49.751843] RDX: 00007f6d8765f41f RSI: 00007ffe7e609070 RDI: 0000000040000000
[ 49.752728] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe7e608e80
[ 49.753613] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f6d87707bf0
[ 49.754508] R13: 00007ffe7e6091b0 R14: 0000000000000000 R15: 00000000000000f8
[ 49.755426]
[ 49.755729] irq event stamp: 10901
[ 49.756221] hardirqs last enabled at (10913): [] __up_console_sem+0x78/0x80
[ 49.757302] hardirqs last disabled at (10924): [] __up_console_sem+0x5d/0x80
[ 49.758365] softirqs last enabled at (10476): [] irq_exit_rcu+0x93/0xc0
[ 49.759425] softirqs last disabled at (10471): [] irq_exit_rcu+0x93/0xc0
[ 49.760466] ---[ end trace 0000000000000000 ]---
[ 51.393553] Bluetooth: hci0: command 0x0409 tx timeout
executing program
[ 53.439978] Bluetooth: hci0: command 0x041b tx timeout
executing program
[ 55.487976] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 57.535978] Bluetooth: hci0: command 0x0419 tx timeout
VM DIAGNOSIS:
05:42:49 Registers:
info registers vcpu 0
RAX=0000000000000078 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507f85 RDI=ffffffff87f2dc00 RBP=ffffffff87f2dbc0 RSP=ffff8880164d75f0
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000078 R11=0000000000000001
R12=0000000000000078 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 0000555555e76400 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=00007f15ea2d0118 CR3=0000000013d90000 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=0000000000039155 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=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 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=00007f15ea34be10 CR3=000000000ebba000 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=68aa024b21e6eb94b3476e7a4306d8da
XMM02=6b1e99b806172e3b00000000000aea28 XMM03=ac8bc31478ec851100000000000aefa0
XMM04=ac4c48bdaed621c9000000000013bd88 XMM05=d3fdd5f48436fbd700000000000aead0
XMM06=b1a8e24f7475727c00000000000ae988 XMM07=a1fcdcf819d7e1e500000000000ae728
XMM08=44495f474f4c5359530069253d595449 XMM09=00000000000000000000000000000000
XMM10=00000000000000000020000020000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000