syzkaller login: [ 37.101247] sshd (226) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:37306' (ECDSA) to the list of known hosts.
2023/05/17 22:38:01 fuzzer started
2023/05/17 22:38:02 dialing manager at localhost:44319
2023/05/17 22:38:02 checking machine...
2023/05/17 22:38:02 checking revisions...
[ 38.287580] kmemleak: Automatic memory scanning thread ended
2023/05/17 22:38:02 testing simple program...
[ 38.352963] cgroup: Unknown subsys name 'net'
[ 38.431225] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 50.565742] audit: type=1400 audit(1684363094.500:6): 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
[ 51.644742] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 51.646552] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 51.648323] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 51.650990] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 51.653260] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 51.654643] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 52.054833] ------------[ cut here ]------------
[ 52.055633] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 52.057614] WARNING: CPU: 0 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 52.058931] Modules linked in:
[ 52.059476] CPU: 0 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 52.064439] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 52.065540] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 52.066259] 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
[ 52.068623] RSP: 0018:ffff88801d327c00 EFLAGS: 00010282
[ 52.069316] RAX: 0000000000000000 RBX: ffff888016251840 RCX: 0000000000000000
[ 52.070274] RDX: ffff8880192d3680 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 52.071252] RBP: ffff888016251854 R08: 0000000000000001 R09: 0000000000000000
[ 52.072196] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 52.073158] R13: ffffffff84e23fe0 R14: ffff888016251848 R15: ffffffff84d74dc0
[ 52.074124] FS: 0000555556004400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 52.075231] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 52.076062] CR2: 00007f044a8c96f4 CR3: 00000000193ca000 CR4: 0000000000350ef0
[ 52.077058] Call Trace:
[ 52.077456]
[ 52.077791] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 52.078529] ipv4_frags_init_net+0x269/0x440
[ 52.079155] ops_init+0xbb/0x6b0
[ 52.079684] setup_net+0x3d9/0x990
[ 52.080161] ? down_read_killable+0x1d7/0x4e0
[ 52.080777] ? __pfx_setup_net+0x10/0x10
[ 52.081294] ? copy_net_ns+0x17c/0x770
[ 52.081853] copy_net_ns+0x321/0x770
[ 52.082368] create_new_namespaces+0x3f6/0xb30
[ 52.082973] unshare_nsproxy_namespaces+0xc1/0x200
[ 52.083625] ksys_unshare+0x44d/0x8e0
[ 52.084136] ? __pfx_ksys_unshare+0x10/0x10
[ 52.084718] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 52.085472] __x64_sys_unshare+0x31/0x40
[ 52.086003] do_syscall_64+0x3f/0x90
[ 52.086546] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 52.087201] RIP: 0033:0x7fdc209ea0d7
[ 52.087698] 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
[ 52.089870] RSP: 002b:00007ffe4b99a638 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 52.090837] RAX: ffffffffffffffda RBX: 00007ffe4b99ac78 RCX: 00007fdc209ea0d7
[ 52.091731] RDX: 00007fdc20a5441f RSI: 00007ffe4b99a5d0 RDI: 0000000040000000
[ 52.092632] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe4b99a3e0
[ 52.093526] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fdc20afcbf0
[ 52.094431] R13: 00007ffe4b99a710 R14: 0000000000000000 R15: 00000000000000f8
[ 52.095384]
[ 52.095698] irq event stamp: 8153
[ 52.096128] hardirqs last enabled at (8163): [] __up_console_sem+0x78/0x80
[ 52.097200] hardirqs last disabled at (8174): [] __up_console_sem+0x5d/0x80
[ 52.098264] softirqs last enabled at (7688): [] irq_exit_rcu+0x93/0xc0
[ 52.099317] softirqs last disabled at (7681): [] irq_exit_rcu+0x93/0xc0
[ 52.100355] ---[ end trace 0000000000000000 ]---
[ 52.106320] ------------[ cut here ]------------
[ 52.106983] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 52.108713] WARNING: CPU: 0 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 52.109791] Modules linked in:
[ 52.110209] CPU: 0 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 52.111415] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 52.112440] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 52.113086] 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
[ 52.115279] RSP: 0018:ffff88801d327c00 EFLAGS: 00010282
[ 52.115961] RAX: 0000000000000000 RBX: ffff888014556240 RCX: 0000000000000000
[ 52.116869] RDX: ffff8880192d3680 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 52.117766] RBP: ffff888014556254 R08: 0000000000000001 R09: 0000000000000000
[ 52.118679] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 52.119577] R13: ffffffff84e23fe0 R14: ffff888014556248 R15: ffffffff84da7d60
[ 52.120478] FS: 0000555556004400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 52.121478] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 52.122192] CR2: 00007f044a8c96f4 CR3: 00000000193ca000 CR4: 0000000000350ef0
[ 52.123101] Call Trace:
[ 52.123468]
[ 52.123766] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 52.124422] ipv6_frags_init_net+0x206/0x3c0
[ 52.124990] ops_init+0xbb/0x6b0
[ 52.125472] setup_net+0x3d9/0x990
[ 52.125934] ? down_read_killable+0x1d7/0x4e0
[ 52.126589] ? __pfx_setup_net+0x10/0x10
[ 52.127105] ? copy_net_ns+0x17c/0x770
[ 52.127642] copy_net_ns+0x321/0x770
[ 52.128122] create_new_namespaces+0x3f6/0xb30
[ 52.128739] unshare_nsproxy_namespaces+0xc1/0x200
[ 52.129398] ksys_unshare+0x44d/0x8e0
[ 52.129888] ? __pfx_ksys_unshare+0x10/0x10
[ 52.130471] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 52.131177] __x64_sys_unshare+0x31/0x40
[ 52.131725] do_syscall_64+0x3f/0x90
[ 52.132215] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 52.132902] RIP: 0033:0x7fdc209ea0d7
[ 52.133399] 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
[ 52.135609] RSP: 002b:00007ffe4b99a638 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 52.136567] RAX: ffffffffffffffda RBX: 00007ffe4b99ac78 RCX: 00007fdc209ea0d7
[ 52.137455] RDX: 00007fdc20a5441f RSI: 00007ffe4b99a5d0 RDI: 0000000040000000
[ 52.138312] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe4b99a3e0
[ 52.139214] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fdc20afcbf0
[ 52.140110] R13: 00007ffe4b99a710 R14: 0000000000000000 R15: 00000000000000f8
[ 52.141026]
[ 52.141363] irq event stamp: 10403
[ 52.141796] hardirqs last enabled at (10413): [] __up_console_sem+0x78/0x80
[ 52.143062] hardirqs last disabled at (10424): [] __up_console_sem+0x5d/0x80
[ 52.144263] softirqs last enabled at (10310): [] irq_exit_rcu+0x93/0xc0
[ 52.145453] softirqs last disabled at (10301): [] irq_exit_rcu+0x93/0xc0
[ 52.146609] ---[ end trace 0000000000000000 ]---
[ 52.148161] ------------[ cut here ]------------
[ 52.148906] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 52.150970] WARNING: CPU: 0 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 52.152059] Modules linked in:
[ 52.152501] CPU: 0 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 52.153664] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 52.154698] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 52.155372] 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
[ 52.157564] RSP: 0018:ffff88801d327bf0 EFLAGS: 00010286
[ 52.158211] RAX: 0000000000000000 RBX: ffff888014556040 RCX: 0000000000000000
[ 52.159122] RDX: ffff8880192d3680 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 52.160010] RBP: ffff888014556054 R08: 0000000000000001 R09: 0000000000000000
[ 52.160940] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 52.161829] R13: ffffffff84e23fe0 R14: ffff888014556048 R15: ffffffff84db0aa0
[ 52.162750] FS: 0000555556004400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 52.163751] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 52.164505] CR2: 00007f044a8c96f4 CR3: 00000000193ca000 CR4: 0000000000350ef0
[ 52.165398] Call Trace:
[ 52.165727]
[ 52.166025] nf_ct_net_init+0x224/0x3d0
[ 52.166587] ? __pfx_nf_ct_net_init+0x10/0x10
[ 52.167177] ops_init+0xbb/0x6b0
[ 52.167659] setup_net+0x3d9/0x990
[ 52.168115] ? down_read_killable+0x1d7/0x4e0
[ 52.168712] ? __pfx_setup_net+0x10/0x10
[ 52.169221] ? copy_net_ns+0x17c/0x770
[ 52.169765] copy_net_ns+0x321/0x770
[ 52.170253] create_new_namespaces+0x3f6/0xb30
[ 52.170894] unshare_nsproxy_namespaces+0xc1/0x200
[ 52.171640] ksys_unshare+0x44d/0x8e0
[ 52.172194] ? __pfx_ksys_unshare+0x10/0x10
[ 52.172869] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 52.173720] __x64_sys_unshare+0x31/0x40
[ 52.174312] do_syscall_64+0x3f/0x90
[ 52.174909] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 52.175688] RIP: 0033:0x7fdc209ea0d7
[ 52.176224] 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
[ 52.178728] RSP: 002b:00007ffe4b99a638 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 52.179783] RAX: ffffffffffffffda RBX: 00007ffe4b99ac78 RCX: 00007fdc209ea0d7
[ 52.180714] RDX: 00007fdc20a5441f RSI: 00007ffe4b99a5d0 RDI: 0000000040000000
[ 52.181616] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe4b99a3e0
[ 52.182539] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fdc20afcbf0
[ 52.183461] R13: 00007ffe4b99a710 R14: 0000000000000000 R15: 00000000000000f8
[ 52.184401]
[ 52.184704] irq event stamp: 11199
[ 52.185139] hardirqs last enabled at (11209): [] __up_console_sem+0x78/0x80
[ 52.186224] hardirqs last disabled at (11220): [] __up_console_sem+0x5d/0x80
[ 52.187347] softirqs last enabled at (11038): [] irq_exit_rcu+0x93/0xc0
[ 52.188420] softirqs last disabled at (11033): [] irq_exit_rcu+0x93/0xc0
[ 52.189477] ---[ end trace 0000000000000000 ]---
executing program
[ 53.726973] Bluetooth: hci0: command 0x0409 tx timeout
[ 55.774405] Bluetooth: hci0: command 0x041b tx timeout
executing program
[ 57.822404] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 59.870405] Bluetooth: hci0: command 0x0419 tx timeout
VM DIAGNOSIS:
22:38:14 Registers:
info registers vcpu 0
RAX=0000000000000069 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507f85 RDI=ffffffff87f2dc00 RBP=ffffffff87f2dbc0 RSP=ffff88801d3275f0
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000069 R11=0000000000000001
R12=0000000000000069 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 0000555556004400 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=00007f044a8c96f4 CR3=00000000193ca000 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=0000000000000001 RBX=ffff888008d951c0 RCX=1ffffffff0ba6629 RDX=1ffff110011b2b75
RSI=0000000000000006 RDI=ffff888008d95ba8 RBP=ffff888008d951c0 RSP=ffff888008dcfe60
R8 =0000000000000000 R9 =0000000000000001 R10=ffffffff85d35a17 R11=0000000000000001
R12=ffffffff85d35a10 R13=1ffff110011b9fd3 R14=0000000000000000 R15=0000000000000000
RIP=ffffffff812cf8a4 RFL=00000057 [---ZAPC] 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 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=00007f4dbdc10550 CR3=00000000094a6000 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=59ea37e6586a22964f4f49a9cb7982de
XMM02=6b1e99b806172e3b00000000000aea28 XMM03=ac8bc31478ec851100000000000aefa0
XMM04=357e7ee8844877f0000000000013bc48 XMM05=d3fdd5f48436fbd700000000000aead0
XMM06=2bf027dcc3e0ec5d00000000000ae988 XMM07=a1fcdcf819d7e1e500000000000ae728
XMM08=44495f474f4c5359530069253d595449 XMM09=00000000000000000000000000000000
XMM10=00000000000000000020000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000