syzkaller login: [ 47.726995] sshd (218) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:47246' (ECDSA) to the list of known hosts.
2023/05/16 13:39:21 fuzzer started
2023/05/16 13:39:21 dialing manager at localhost:35573
2023/05/16 13:39:21 checking machine...
2023/05/16 13:39:21 checking revisions...
[ 49.922461] kmemleak: Automatic memory scanning thread ended
2023/05/16 13:39:21 testing simple program...
[ 49.997861] cgroup: Unknown subsys name 'net'
[ 50.065188] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 62.093858] audit: type=1400 audit(1684244373.854:6): 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
[ 63.175705] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 63.178406] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 63.180292] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 63.183556] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 63.186281] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 63.187450] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 63.591425] ------------[ cut here ]------------
[ 63.592692] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 63.595110] WARNING: CPU: 0 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 63.596010] Modules linked in:
[ 63.596323] CPU: 0 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 63.597212] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 63.599122] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 63.600499] 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 20 24 e2 84 e8 6a cd d5 fc <0f> 0b 48 89 e8 48 c1 e8 03 42 0f b6 14 20 48 89 e8 83 e0 07 83 c0
[ 63.602857] RSP: 0018:ffff88800dbe7c00 EFLAGS: 00010282
[ 63.603468] RAX: 0000000000000000 RBX: ffff88800da26840 RCX: 0000000000000000
[ 63.604260] RDX: ffff888015859b40 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 63.605094] RBP: ffff88800da26854 R08: 0000000000000001 R09: 0000000000000000
[ 63.605890] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 63.606567] R13: ffffffff84e223a0 R14: ffff88800da26848 R15: ffffffff84d73340
[ 63.607261] FS: 0000555556e23400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 63.608115] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 63.608754] CR2: 00007fff09f0c000 CR3: 000000001035e000 CR4: 0000000000350ef0
[ 63.609631] Call Trace:
[ 63.609912]
[ 63.610169] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 63.610734] ipv4_frags_init_net+0x269/0x440
[ 63.611206] ops_init+0xbb/0x6b0
[ 63.611613] setup_net+0x3d9/0x990
[ 63.611997] ? down_read_killable+0x1d7/0x4e0
[ 63.612475] ? __pfx_setup_net+0x10/0x10
[ 63.612929] ? copy_net_ns+0x17c/0x770
[ 63.613352] copy_net_ns+0x321/0x770
[ 63.613777] create_new_namespaces+0x3f6/0xb30
[ 63.614289] unshare_nsproxy_namespaces+0xc1/0x200
[ 63.614831] ksys_unshare+0x44d/0x8e0
[ 63.615242] ? __pfx_ksys_unshare+0x10/0x10
[ 63.615722] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 63.616320] __x64_sys_unshare+0x31/0x40
[ 63.616777] do_syscall_64+0x3f/0x90
[ 63.617173] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 63.617743] RIP: 0033:0x7fcd736770d7
[ 63.618137] 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
[ 63.619954] RSP: 002b:00007fff294e72e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 63.620747] RAX: ffffffffffffffda RBX: 00007fff294e7928 RCX: 00007fcd736770d7
[ 63.621465] RDX: 00007fcd736e141f RSI: 00007fff294e7280 RDI: 0000000040000000
[ 63.622206] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fff294e7090
[ 63.622969] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fcd73789bf0
[ 63.623710] R13: 00007fff294e73c0 R14: 0000000000000000 R15: 00000000000000f8
[ 63.624444]
[ 63.624725] irq event stamp: 7973
[ 63.625087] hardirqs last enabled at (7983): [] __up_console_sem+0x78/0x80
[ 63.626000] hardirqs last disabled at (8000): [] __up_console_sem+0x5d/0x80
[ 63.626937] softirqs last enabled at (7996): [] irq_exit_rcu+0x93/0xc0
[ 63.627812] softirqs last disabled at (7991): [] irq_exit_rcu+0x93/0xc0
[ 63.628681] ---[ end trace 0000000000000000 ]---
[ 63.633016] ------------[ cut here ]------------
[ 63.633713] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 63.635242] WARNING: CPU: 0 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 63.636244] Modules linked in:
[ 63.636673] CPU: 0 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 63.637818] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 63.638759] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 63.639319] 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 20 24 e2 84 e8 6a cd d5 fc <0f> 0b 48 89 e8 48 c1 e8 03 42 0f b6 14 20 48 89 e8 83 e0 07 83 c0
[ 63.641040] RSP: 0018:ffff88800dbe7c00 EFLAGS: 00010282
[ 63.641564] RAX: 0000000000000000 RBX: ffff88800e5f1040 RCX: 0000000000000000
[ 63.642267] RDX: ffff888015859b40 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 63.642979] RBP: ffff88800e5f1054 R08: 0000000000000001 R09: 0000000000000000
[ 63.643696] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 63.644374] R13: ffffffff84e223a0 R14: ffff88800e5f1048 R15: ffffffff84da62e0
[ 63.645079] FS: 0000555556e23400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 63.645949] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 63.646613] CR2: 00007fff09f0c000 CR3: 000000001035e000 CR4: 0000000000350ef0
[ 63.647294] Call Trace:
[ 63.647557]
[ 63.647830] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 63.648369] ipv6_frags_init_net+0x206/0x3c0
[ 63.648872] ops_init+0xbb/0x6b0
[ 63.649247] setup_net+0x3d9/0x990
[ 63.649687] ? down_read_killable+0x1d7/0x4e0
[ 63.650169] ? __pfx_setup_net+0x10/0x10
[ 63.650663] ? copy_net_ns+0x17c/0x770
[ 63.651093] copy_net_ns+0x321/0x770
[ 63.651573] create_new_namespaces+0x3f6/0xb30
[ 63.652105] unshare_nsproxy_namespaces+0xc1/0x200
[ 63.652671] ksys_unshare+0x44d/0x8e0
[ 63.653089] ? __pfx_ksys_unshare+0x10/0x10
[ 63.653564] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 63.654192] __x64_sys_unshare+0x31/0x40
[ 63.654701] do_syscall_64+0x3f/0x90
[ 63.655108] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 63.655683] RIP: 0033:0x7fcd736770d7
[ 63.656078] 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
[ 63.657935] RSP: 002b:00007fff294e72e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 63.659049] RAX: ffffffffffffffda RBX: 00007fff294e7928 RCX: 00007fcd736770d7
[ 63.660211] RDX: 00007fcd736e141f RSI: 00007fff294e7280 RDI: 0000000040000000
[ 63.661402] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fff294e7090
[ 63.662626] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fcd73789bf0
[ 63.663813] R13: 00007fff294e73c0 R14: 0000000000000000 R15: 00000000000000f8
[ 63.665032]
[ 63.665431] irq event stamp: 9777
[ 63.666030] hardirqs last enabled at (9789): [] __up_console_sem+0x78/0x80
[ 63.667408] hardirqs last disabled at (9800): [] __up_console_sem+0x5d/0x80
[ 63.668732] softirqs last enabled at (9272): [] irq_exit_rcu+0x93/0xc0
[ 63.670010] softirqs last disabled at (9215): [] irq_exit_rcu+0x93/0xc0
[ 63.671309] ---[ end trace 0000000000000000 ]---
[ 63.673079] ------------[ cut here ]------------
[ 63.673856] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 63.675967] WARNING: CPU: 0 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 63.676965] Modules linked in:
[ 63.677346] CPU: 0 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 63.678439] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 63.679439] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 63.680104] 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 20 24 e2 84 e8 6a cd d5 fc <0f> 0b 48 89 e8 48 c1 e8 03 42 0f b6 14 20 48 89 e8 83 e0 07 83 c0
[ 63.682278] RSP: 0018:ffff88800dbe7bf0 EFLAGS: 00010286
[ 63.682970] RAX: 0000000000000000 RBX: ffff88800e5f1640 RCX: 0000000000000000
[ 63.683833] RDX: ffff888015859b40 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 63.684677] RBP: ffff88800e5f1654 R08: 0000000000000001 R09: 0000000000000000
[ 63.685550] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 63.686610] R13: ffffffff84e223a0 R14: ffff88800e5f1648 R15: ffffffff84daf020
[ 63.687624] FS: 0000555556e23400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 63.688775] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 63.689617] CR2: 00007fff09f0c000 CR3: 000000001035e000 CR4: 0000000000350ef0
[ 63.690639] Call Trace:
[ 63.690997]
[ 63.691330] nf_ct_net_init+0x224/0x3d0
[ 63.691934] ? __pfx_nf_ct_net_init+0x10/0x10
[ 63.692573] ops_init+0xbb/0x6b0
[ 63.693091] setup_net+0x3d9/0x990
[ 63.693620] ? down_read_killable+0x1d7/0x4e0
[ 63.694226] ? __pfx_setup_net+0x10/0x10
[ 63.694837] ? copy_net_ns+0x17c/0x770
[ 63.695411] copy_net_ns+0x321/0x770
[ 63.695985] create_new_namespaces+0x3f6/0xb30
[ 63.696675] unshare_nsproxy_namespaces+0xc1/0x200
[ 63.697346] ksys_unshare+0x44d/0x8e0
[ 63.697919] ? __pfx_ksys_unshare+0x10/0x10
[ 63.698524] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 63.699346] __x64_sys_unshare+0x31/0x40
[ 63.699953] do_syscall_64+0x3f/0x90
[ 63.700483] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 63.701262] RIP: 0033:0x7fcd736770d7
[ 63.701835] 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
[ 63.704035] RSP: 002b:00007fff294e72e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 63.704953] RAX: ffffffffffffffda RBX: 00007fff294e7928 RCX: 00007fcd736770d7
[ 63.705846] RDX: 00007fcd736e141f RSI: 00007fff294e7280 RDI: 0000000040000000
[ 63.706778] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fff294e7090
[ 63.707686] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fcd73789bf0
[ 63.708541] R13: 00007fff294e73c0 R14: 0000000000000000 R15: 00000000000000f8
[ 63.709458]
[ 63.709787] irq event stamp: 10545
[ 63.710219] hardirqs last enabled at (10555): [] __up_console_sem+0x78/0x80
[ 63.711391] hardirqs last disabled at (10566): [] __up_console_sem+0x5d/0x80
[ 63.712612] softirqs last enabled at (10204): [] irq_exit_rcu+0x93/0xc0
[ 63.713795] softirqs last disabled at (10199): [] irq_exit_rcu+0x93/0xc0
[ 63.714925] ---[ end trace 0000000000000000 ]---
executing program
[ 65.258239] Bluetooth: hci0: command 0x0409 tx timeout
[ 67.305661] Bluetooth: hci0: command 0x041b tx timeout
executing program
[ 69.353652] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 71.401673] Bluetooth: hci0: command 0x0419 tx timeout
VM DIAGNOSIS:
13:39:29 Registers:
info registers vcpu 0
RAX=0000000000000039 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507685 RDI=ffffffff87f27c00 RBP=ffffffff87f27bc0 RSP=ffff88800dbe75e0
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000039 R11=0000000000000001
R12=0000000000000039 R13=ffffffff87f27bc0 R14=0000000000000010 R15=ffffffff82507670
RIP=ffffffff825076dd 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 0000555556e23400 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=00007fff09f0c000 CR3=000000001035e000 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=000000007fff0000 RBX=ffff88800ca4dc00 RCX=0000000000000000 RDX=0000000000000000
RSI=ffffffff815a489c RDI=ffffffff852b0208 RBP=000000007fff0000 RSP=ffff888016c1fde0
R8 =0000000000000006 R9 =0000000000000101 R10=0000000000000101 R11=0000000000000000
R12=000000007fff0000 R13=dffffc0000000000 R14=ffff888016c1fe30 R15=ffffc9000068d000
RIP=ffffffff814bf874 RFL=00000282 [--S----] 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 00007f9754117900 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=00007f9753616158 CR3=000000000eba4000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134
XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572
XMM04=d35f14e95510c1f60000000000114120 XMM05=d3fdd5f48436fbd700000000000aead0
XMM06=a1c272007606411e00000000000ae988 XMM07=00000000000000000000000000000000
XMM08=44495f474f4c5359530069253d595449 XMM09=00000000000000000000000000000000
XMM10=00000000000000000020000000200000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000