syzkaller login: [ 79.756441] sshd (209) used greatest stack depth: 24016 bytes left
Warning: Permanently added '[localhost]:46411' (ECDSA) to the list of known hosts.
2023/05/16 12:05:36 fuzzer started
2023/05/16 12:05:36 dialing manager at localhost:35573
2023/05/16 12:05:36 checking machine...
2023/05/16 12:05:36 checking revisions...
[ 84.725602] kmemleak: Automatic memory scanning thread ended
2023/05/16 12:05:36 testing simple program...
[ 84.786404] cgroup: Unknown subsys name 'net'
[ 84.847488] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 96.976139] audit: type=1400 audit(1684238749.109:6): 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
[ 98.135413] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 98.137871] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 98.139322] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 98.142499] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 98.144217] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 98.152130] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 98.541348] ------------[ cut here ]------------
[ 98.542150] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 98.544088] WARNING: CPU: 0 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 98.545162] Modules linked in:
[ 98.545553] CPU: 0 PID: 258 Comm: syz-executor.0 Tainted: G W L 6.4.0-rc2-next-20230516 #1
[ 98.550548] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 98.551742] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 98.552533] 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
[ 98.554748] RSP: 0018:ffff88801f12fc00 EFLAGS: 00010282
[ 98.555450] RAX: 0000000000000000 RBX: ffff888015be6440 RCX: 0000000000000000
[ 98.556348] RDX: ffff888019e91b40 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 98.557244] RBP: ffff888015be6454 R08: 0000000000000001 R09: 0000000000000000
[ 98.558121] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 98.559006] R13: ffffffff84e223a0 R14: ffff888015be6448 R15: ffffffff84d73340
[ 98.559921] FS: 0000555556c52400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 98.560920] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 98.561629] CR2: 00007fff65c94000 CR3: 00000000101fa000 CR4: 0000000000350ef0
[ 98.562583] Call Trace:
[ 98.562943]
[ 98.563257] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 98.563870] ipv4_frags_init_net+0x269/0x440
[ 98.564460] ops_init+0xbb/0x6b0
[ 98.564935] setup_net+0x3d9/0x990
[ 98.565387] ? down_read_killable+0x1d7/0x4e0
[ 98.565985] ? __pfx_setup_net+0x10/0x10
[ 98.566500] ? copy_net_ns+0x17c/0x770
[ 98.567037] copy_net_ns+0x321/0x770
[ 98.567540] create_new_namespaces+0x3f6/0xb30
[ 98.568171] unshare_nsproxy_namespaces+0xc1/0x200
[ 98.568800] ksys_unshare+0x44d/0x8e0
[ 98.569327] ? __pfx_ksys_unshare+0x10/0x10
[ 98.569876] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 98.570631] __x64_sys_unshare+0x31/0x40
[ 98.571210] do_syscall_64+0x3f/0x90
[ 98.571688] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 98.572358] RIP: 0033:0x7f32795650d7
[ 98.572822] 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
[ 98.574984] RSP: 002b:00007ffe897376f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 98.575948] RAX: ffffffffffffffda RBX: 00007ffe89737d38 RCX: 00007f32795650d7
[ 98.576802] RDX: 00007f32795cf41f RSI: 00007ffe89737690 RDI: 0000000040000000
[ 98.577693] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe897374a0
[ 98.578577] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f3279677bf0
[ 98.579488] R13: 00007ffe897377d0 R14: 0000000000000000 R15: 00000000000000f8
[ 98.580400]
[ 98.580706] irq event stamp: 8567
[ 98.581160] hardirqs last enabled at (8579): [] __up_console_sem+0x78/0x80
[ 98.582274] hardirqs last disabled at (8590): [] __up_console_sem+0x5d/0x80
[ 98.583349] softirqs last enabled at (8416): [] irq_exit_rcu+0x93/0xc0
[ 98.584378] softirqs last disabled at (8407): [] irq_exit_rcu+0x93/0xc0
[ 98.585409] ---[ end trace 0000000000000000 ]---
[ 98.591482] ------------[ cut here ]------------
[ 98.592094] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 98.593727] WARNING: CPU: 0 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 98.594791] Modules linked in:
[ 98.595231] CPU: 0 PID: 258 Comm: syz-executor.0 Tainted: G W L 6.4.0-rc2-next-20230516 #1
[ 98.596384] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 98.597398] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 98.598068] 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
[ 98.600274] RSP: 0018:ffff88801f12fc00 EFLAGS: 00010282
[ 98.600959] RAX: 0000000000000000 RBX: ffff88800c9cf840 RCX: 0000000000000000
[ 98.601816] RDX: ffff888019e91b40 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 98.602713] RBP: ffff88800c9cf854 R08: 0000000000000001 R09: 0000000000000000
[ 98.603617] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 98.604517] R13: ffffffff84e223a0 R14: ffff88800c9cf848 R15: ffffffff84da62e0
[ 98.605407] FS: 0000555556c52400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 98.606414] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 98.607163] CR2: 00007fff65c94000 CR3: 00000000101fa000 CR4: 0000000000350ef0
[ 98.608093] Call Trace:
[ 98.608421]
[ 98.608731] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 98.609378] ipv6_frags_init_net+0x206/0x3c0
[ 98.609962] ops_init+0xbb/0x6b0
[ 98.610403] setup_net+0x3d9/0x990
[ 98.610852] ? down_read_killable+0x1d7/0x4e0
[ 98.611475] ? __pfx_setup_net+0x10/0x10
[ 98.612019] ? copy_net_ns+0x17c/0x770
[ 98.612521] copy_net_ns+0x321/0x770
[ 98.613037] create_new_namespaces+0x3f6/0xb30
[ 98.613613] unshare_nsproxy_namespaces+0xc1/0x200
[ 98.614267] ksys_unshare+0x44d/0x8e0
[ 98.614760] ? __pfx_ksys_unshare+0x10/0x10
[ 98.615360] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 98.616100] __x64_sys_unshare+0x31/0x40
[ 98.616625] do_syscall_64+0x3f/0x90
[ 98.617140] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 98.617783] RIP: 0033:0x7f32795650d7
[ 98.618279] 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
[ 98.620509] RSP: 002b:00007ffe897376f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 98.621465] RAX: ffffffffffffffda RBX: 00007ffe89737d38 RCX: 00007f32795650d7
[ 98.622352] RDX: 00007f32795cf41f RSI: 00007ffe89737690 RDI: 0000000040000000
[ 98.623278] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe897374a0
[ 98.624171] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f3279677bf0
[ 98.625061] R13: 00007ffe897377d0 R14: 0000000000000000 R15: 00000000000000f8
[ 98.626000]
[ 98.626303] irq event stamp: 10389
[ 98.626734] hardirqs last enabled at (10399): [] __up_console_sem+0x78/0x80
[ 98.627814] hardirqs last disabled at (10410): [] __up_console_sem+0x5d/0x80
[ 98.628879] softirqs last enabled at (9962): [] irq_exit_rcu+0x93/0xc0
[ 98.629910] softirqs last disabled at (9957): [] irq_exit_rcu+0x93/0xc0
[ 98.630935] ---[ end trace 0000000000000000 ]---
[ 98.632291] ------------[ cut here ]------------
[ 98.632882] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 98.634830] WARNING: CPU: 0 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 98.635918] Modules linked in:
[ 98.636330] CPU: 0 PID: 258 Comm: syz-executor.0 Tainted: G W L 6.4.0-rc2-next-20230516 #1
[ 98.637503] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 98.638522] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 98.639207] 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
[ 98.641363] RSP: 0018:ffff88801f12fbf0 EFLAGS: 00010286
[ 98.642049] RAX: 0000000000000000 RBX: ffff88800c9ce840 RCX: 0000000000000000
[ 98.642924] RDX: ffff888019e91b40 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 98.643796] RBP: ffff88800c9ce854 R08: 0000000000000001 R09: 0000000000000000
[ 98.644684] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 98.645579] R13: ffffffff84e223a0 R14: ffff88800c9ce848 R15: ffffffff84daf020
[ 98.646464] FS: 0000555556c52400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 98.647469] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 98.648215] CR2: 00007fff65c94000 CR3: 00000000101fa000 CR4: 0000000000350ef0
[ 98.649114] Call Trace:
[ 98.649444]
[ 98.649740] nf_ct_net_init+0x224/0x3d0
[ 98.650302] ? __pfx_nf_ct_net_init+0x10/0x10
[ 98.650872] ops_init+0xbb/0x6b0
[ 98.651378] setup_net+0x3d9/0x990
[ 98.651830] ? down_read_killable+0x1d7/0x4e0
[ 98.652429] ? __pfx_setup_net+0x10/0x10
[ 98.652966] ? copy_net_ns+0x17c/0x770
[ 98.653476] copy_net_ns+0x321/0x770
[ 98.653997] create_new_namespaces+0x3f6/0xb30
[ 98.654579] unshare_nsproxy_namespaces+0xc1/0x200
[ 98.655234] ksys_unshare+0x44d/0x8e0
[ 98.655723] ? __pfx_ksys_unshare+0x10/0x10
[ 98.656302] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 98.657037] __x64_sys_unshare+0x31/0x40
[ 98.657556] do_syscall_64+0x3f/0x90
[ 98.658057] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 98.658687] RIP: 0033:0x7f32795650d7
[ 98.659194] 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
[ 98.661371] RSP: 002b:00007ffe897376f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 98.662325] RAX: ffffffffffffffda RBX: 00007ffe89737d38 RCX: 00007f32795650d7
[ 98.663250] RDX: 00007f32795cf41f RSI: 00007ffe89737690 RDI: 0000000040000000
[ 98.664142] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe897374a0
[ 98.665058] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f3279677bf0
[ 98.665953] R13: 00007ffe897377d0 R14: 0000000000000000 R15: 00000000000000f8
[ 98.666838]
[ 98.667181] irq event stamp: 11189
[ 98.667621] hardirqs last enabled at (11199): [] __up_console_sem+0x78/0x80
[ 98.668698] hardirqs last disabled at (11210): [] __up_console_sem+0x5d/0x80
[ 98.669766] softirqs last enabled at (11126): [] irq_exit_rcu+0x93/0xc0
[ 98.670799] softirqs last disabled at (11121): [] irq_exit_rcu+0x93/0xc0
[ 98.671868] ---[ end trace 0000000000000000 ]---
executing program
[ 100.226568] Bluetooth: hci0: command 0x0409 tx timeout
[ 102.273999] Bluetooth: hci0: command 0x041b tx timeout
executing program
[ 104.322081] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 106.369984] Bluetooth: hci0: command 0x0419 tx timeout
VM DIAGNOSIS:
12:05:10 Registers:
info registers vcpu 0
RAX=000000000000002e RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507685 RDI=ffffffff87f27c00 RBP=ffffffff87f27bc0 RSP=ffff88801f12f5f0
R8 =0000000000000001 R9 =000000000000000a R10=000000000000002e R11=0000000000000001
R12=000000000000002e 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 0000555556c52400 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=00007fff65c94000 CR3=00000000101fa000 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=0000000000026773 RBX=0000000000000001 RCX=ffffffff844c4a0e RDX=0000000000000000
RSI=0000000000000000 RDI=ffffffff81288625 RBP=dffffc0000000000 RSP=ffff888008dcfe68
R8 =0000000000000001 R9 =ffffed100d9e69f8 R10=ffff88806cf34fc3 R11=0000000000000001
R12=ffffffff85d34a10 R13=1ffff110011b9fd2 R14=0000000000000000 R15=0000000000000000
RIP=ffffffff844c599f 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=00007f42771b4db0 CR3=000000000fd8a000 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=2030353a35303a32312036312079614d XMM01=5d3236313534352e38392020205b203a
XMM02=646f4d205d3236313534352e38392020 XMM03=6b7a79732030353a35303a3231203631
XMM04=7379735f74656e5f7265747369676572 XMM05=732f74656e20746120383532203a4449
XMM06=57205d3838303434352e38392020205b XMM07=79732030353a35303a32312036312079
XMM08=7475636578652d7a7973223d6d6d6f63 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000