[ 37.382796] sshd (210) used greatest stack depth: 24016 bytes left
Debian GNU/Linux 11 syzkaller ttyS0
Warning: Permanently added '[localhost]:40369' (ECDSA) to the list of known hosts.
2023/05/17 06:20:47 fuzzer started
2023/05/17 06:20:48 dialing manager at localhost:35573
2023/05/17 06:20:48 checking machine...
2023/05/17 06:20:48 checking revisions...
syzkaller login: [ 42.498093] kmemleak: Automatic memory scanning thread ended
2023/05/17 06:20:48 testing simple program...
[ 42.558164] cgroup: Unknown subsys name 'net'
[ 42.618239] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 54.501348] audit: type=1400 audit(1684304460.278:6): 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
[ 55.671239] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 55.673010] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 55.675149] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 55.678538] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 55.679946] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 55.682025] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 56.076350] ------------[ cut here ]------------
[ 56.077141] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 56.079110] WARNING: CPU: 0 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 56.080256] Modules linked in:
[ 56.080689] CPU: 0 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 56.084390] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 56.085459] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 56.086160] 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
[ 56.088419] RSP: 0018:ffff888016bafc00 EFLAGS: 00010282
[ 56.089103] RAX: 0000000000000000 RBX: ffff88800f110040 RCX: 0000000000000000
[ 56.090056] RDX: ffff8880186ed1c0 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 56.090989] RBP: ffff88800f110054 R08: 0000000000000001 R09: 0000000000000000
[ 56.091928] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 56.092848] R13: ffffffff84e223a0 R14: ffff88800f110048 R15: ffffffff84d73340
[ 56.093784] FS: 00005555559a0400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 56.094844] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 56.095624] CR2: 00007fde5e7d76f4 CR3: 000000000e66c000 CR4: 0000000000350ef0
[ 56.096555] Call Trace:
[ 56.096886]
[ 56.097198] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 56.097885] ipv4_frags_init_net+0x269/0x440
[ 56.098523] ops_init+0xbb/0x6b0
[ 56.098992] setup_net+0x3d9/0x990
[ 56.099491] ? down_read_killable+0x1d7/0x4e0
[ 56.100083] ? __pfx_setup_net+0x10/0x10
[ 56.100637] ? copy_net_ns+0x17c/0x770
[ 56.101159] copy_net_ns+0x321/0x770
[ 56.101683] create_new_namespaces+0x3f6/0xb30
[ 56.102339] unshare_nsproxy_namespaces+0xc1/0x200
[ 56.102986] ksys_unshare+0x44d/0x8e0
[ 56.103526] ? __pfx_ksys_unshare+0x10/0x10
[ 56.104093] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 56.104867] __x64_sys_unshare+0x31/0x40
[ 56.105440] do_syscall_64+0x3f/0x90
[ 56.105932] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 56.106683] RIP: 0033:0x7f67d8daa0d7
[ 56.107176] 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
[ 56.109469] RSP: 002b:00007fff43a7b378 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 56.110472] RAX: ffffffffffffffda RBX: 00007fff43a7b9b8 RCX: 00007f67d8daa0d7
[ 56.111405] RDX: 00007f67d8e1441f RSI: 00007fff43a7b310 RDI: 0000000040000000
[ 56.112330] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fff43a7b120
[ 56.113225] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f67d8ebcbf0
[ 56.114162] R13: 00007fff43a7b450 R14: 0000000000000000 R15: 00000000000000f8
[ 56.115104]
[ 56.115444] irq event stamp: 10927
[ 56.115896] hardirqs last enabled at (10937): [] __up_console_sem+0x78/0x80
[ 56.117008] hardirqs last disabled at (10948): [] __up_console_sem+0x5d/0x80
[ 56.118137] softirqs last enabled at (10396): [] irq_exit_rcu+0x93/0xc0
[ 56.119236] softirqs last disabled at (10391): [] irq_exit_rcu+0x93/0xc0
[ 56.120330] ---[ end trace 0000000000000000 ]---
[ 56.126312] ------------[ cut here ]------------
[ 56.126926] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 56.128766] WARNING: CPU: 0 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 56.129867] Modules linked in:
[ 56.130331] CPU: 0 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 56.131502] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 56.132535] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 56.133181] 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
[ 56.135376] RSP: 0018:ffff888016bafc00 EFLAGS: 00010282
[ 56.136047] RAX: 0000000000000000 RBX: ffff888016609e40 RCX: 0000000000000000
[ 56.136972] RDX: ffff8880186ed1c0 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 56.137903] RBP: ffff888016609e54 R08: 0000000000000001 R09: 0000000000000000
[ 56.138855] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 56.139784] R13: ffffffff84e223a0 R14: ffff888016609e48 R15: ffffffff84da62e0
[ 56.140721] FS: 00005555559a0400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 56.141764] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 56.142545] CR2: 00007fde5e7d76f4 CR3: 000000000e66c000 CR4: 0000000000350ef0
[ 56.143469] Call Trace:
[ 56.143810]
[ 56.144119] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 56.144786] ipv6_frags_init_net+0x206/0x3c0
[ 56.145394] ops_init+0xbb/0x6b0
[ 56.145854] setup_net+0x3d9/0x990
[ 56.146383] ? down_read_killable+0x1d7/0x4e0
[ 56.146972] ? __pfx_setup_net+0x10/0x10
[ 56.147535] ? copy_net_ns+0x17c/0x770
[ 56.148062] copy_net_ns+0x321/0x770
[ 56.148591] create_new_namespaces+0x3f6/0xb30
[ 56.149202] unshare_nsproxy_namespaces+0xc1/0x200
[ 56.149874] ksys_unshare+0x44d/0x8e0
[ 56.150408] ? __pfx_ksys_unshare+0x10/0x10
[ 56.150961] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 56.151705] __x64_sys_unshare+0x31/0x40
[ 56.152231] do_syscall_64+0x3f/0x90
[ 56.152739] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 56.153411] RIP: 0033:0x7f67d8daa0d7
[ 56.153880] 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
[ 56.156075] RSP: 002b:00007fff43a7b378 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 56.157109] RAX: ffffffffffffffda RBX: 00007fff43a7b9b8 RCX: 00007f67d8daa0d7
[ 56.158031] RDX: 00007f67d8e1441f RSI: 00007fff43a7b310 RDI: 0000000040000000
[ 56.158937] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fff43a7b120
[ 56.159845] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f67d8ebcbf0
[ 56.160752] R13: 00007fff43a7b450 R14: 0000000000000000 R15: 00000000000000f8
[ 56.161685]
[ 56.161988] irq event stamp: 13479
[ 56.162470] hardirqs last enabled at (13491): [] __up_console_sem+0x78/0x80
[ 56.163556] hardirqs last disabled at (13502): [] __up_console_sem+0x5d/0x80
[ 56.164641] softirqs last enabled at (13404): [] irq_exit_rcu+0x93/0xc0
[ 56.165678] softirqs last disabled at (13391): [] irq_exit_rcu+0x93/0xc0
[ 56.166774] ---[ end trace 0000000000000000 ]---
[ 56.168139] ------------[ cut here ]------------
[ 56.168771] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 56.170768] WARNING: CPU: 0 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 56.171823] Modules linked in:
[ 56.172347] CPU: 0 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 56.173759] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 56.175007] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 56.175821] 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
[ 56.178475] RSP: 0018:ffff888016bafbf0 EFLAGS: 00010286
[ 56.179267] RAX: 0000000000000000 RBX: ffff88800c729640 RCX: 0000000000000000
[ 56.180382] RDX: ffff8880186ed1c0 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 56.181462] RBP: ffff88800c729654 R08: 0000000000000001 R09: 0000000000000000
[ 56.182555] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 56.183621] R13: ffffffff84e223a0 R14: ffff88800c729648 R15: ffffffff84daf020
[ 56.184703] FS: 00005555559a0400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 56.185919] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 56.186825] CR2: 00007fde5e7d76f4 CR3: 000000000e66c000 CR4: 0000000000350ef0
[ 56.187913] Call Trace:
[ 56.188350]
[ 56.188715] nf_ct_net_init+0x224/0x3d0
[ 56.189371] ? __pfx_nf_ct_net_init+0x10/0x10
[ 56.190088] ops_init+0xbb/0x6b0
[ 56.190668] setup_net+0x3d9/0x990
[ 56.191226] ? down_read_killable+0x1d7/0x4e0
[ 56.191946] ? __pfx_setup_net+0x10/0x10
[ 56.192603] ? copy_net_ns+0x17c/0x770
[ 56.193223] copy_net_ns+0x321/0x770
[ 56.193836] create_new_namespaces+0x3f6/0xb30
[ 56.194606] unshare_nsproxy_namespaces+0xc1/0x200
[ 56.195402] ksys_unshare+0x44d/0x8e0
[ 56.195996] ? __pfx_ksys_unshare+0x10/0x10
[ 56.196702] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 56.197612] __x64_sys_unshare+0x31/0x40
[ 56.198267] do_syscall_64+0x3f/0x90
[ 56.198879] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 56.199707] RIP: 0033:0x7f67d8daa0d7
[ 56.200280] 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
[ 56.202947] RSP: 002b:00007fff43a7b378 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 56.204102] RAX: ffffffffffffffda RBX: 00007fff43a7b9b8 RCX: 00007f67d8daa0d7
[ 56.205185] RDX: 00007f67d8e1441f RSI: 00007fff43a7b310 RDI: 0000000040000000
[ 56.206272] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fff43a7b120
[ 56.207360] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f67d8ebcbf0
[ 56.208450] R13: 00007fff43a7b450 R14: 0000000000000000 R15: 00000000000000f8
[ 56.209545]
[ 56.209906] irq event stamp: 14301
[ 56.210492] hardirqs last enabled at (14313): [] __up_console_sem+0x78/0x80
[ 56.211780] hardirqs last disabled at (14324): [] __up_console_sem+0x5d/0x80
[ 56.213075] softirqs last enabled at (14102): [] irq_exit_rcu+0x93/0xc0
[ 56.214371] softirqs last disabled at (14097): [] irq_exit_rcu+0x93/0xc0
[ 56.215635] ---[ end trace 0000000000000000 ]---
executing program
[ 57.757081] Bluetooth: hci0: command 0x0409 tx timeout
[ 59.804470] Bluetooth: hci0: command 0x041b tx timeout
executing program
[ 61.852390] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 63.900387] Bluetooth: hci0: command 0x0419 tx timeout
VM DIAGNOSIS:
06:20:55 Registers:
info registers vcpu 0
RAX=0000000000000020 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507685 RDI=ffffffff87f27c00 RBP=ffffffff87f27bc0 RSP=ffff888016baf5f0
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000020 R11=0000000000000001
R12=0000000000000020 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 00005555559a0400 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=00007fde5e7d76f4 CR3=000000000e66c000 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=0000000000022e03 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=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=00007f75ea90d370 CR3=000000000e690000 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=bf62cdaf9073aaa3f04181ab05a56260
XMM02=6b1e99b806172e3b00000000000aea28 XMM03=ac8bc31478ec851100000000000aefa0
XMM04=a5b5e827866ac021000000000013cad0 XMM05=d3fdd5f48436fbd700000000000aead0
XMM06=140b13660c4f8aad00000000000ae988 XMM07=a1fcdcf819d7e1e500000000000ae728
XMM08=44495f474f4c5359530069253d595449 XMM09=00000000000000000000000000000000
XMM10=00000000000000000020200000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000