Debian GNU/Linux 11 syzkaller ttyS0
syzkaller login: [ 37.021118] sshd (225) used greatest stack depth: 24160 bytes left
Warning: Permanently added '[localhost]:64579' (ECDSA) to the list of known hosts.
2023/05/17 04:49:13 fuzzer started
2023/05/17 04:49:13 dialing manager at localhost:35573
2023/05/17 04:49:13 checking machine...
2023/05/17 04:49:13 checking revisions...
[ 38.242467] kmemleak: Automatic memory scanning thread ended
2023/05/17 04:49:13 testing simple program...
[ 38.317189] cgroup: Unknown subsys name 'net'
[ 38.383264] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 52.155261] audit: type=1400 audit(1684298967.811:6): avc: denied { execmem } for pid=258 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
[ 53.311751] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 53.313410] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 53.315683] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 53.319130] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 53.320694] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 53.322726] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 53.709321] ------------[ cut here ]------------
[ 53.710121] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 53.712072] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 53.713376] Modules linked in:
[ 53.713972] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 53.716287] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 53.718762] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 53.720215] 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
[ 53.723037] RSP: 0018:ffff88800a35fc00 EFLAGS: 00010282
[ 53.724002] RAX: 0000000000000000 RBX: ffff888008efc840 RCX: 0000000000000000
[ 53.725251] RDX: ffff888015d30000 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 53.726441] RBP: ffff888008efc854 R08: 0000000000000001 R09: 0000000000000000
[ 53.727666] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 53.728837] R13: ffffffff84e223a0 R14: ffff888008efc848 R15: ffffffff84d73340
[ 53.729967] FS: 0000555555d55400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 53.731201] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 53.732123] CR2: 00007f35875766f4 CR3: 000000002021a000 CR4: 0000000000350ef0
[ 53.733227] Call Trace:
[ 53.733700]
[ 53.734063] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 53.734863] ipv4_frags_init_net+0x269/0x440
[ 53.735563] ops_init+0xbb/0x6b0
[ 53.736150] setup_net+0x3d9/0x990
[ 53.736749] ? down_read_killable+0x1d7/0x4e0
[ 53.737446] ? __pfx_setup_net+0x10/0x10
[ 53.738141] ? copy_net_ns+0x17c/0x770
[ 53.738811] copy_net_ns+0x321/0x770
[ 53.739403] create_new_namespaces+0x3f6/0xb30
[ 53.740182] unshare_nsproxy_namespaces+0xc1/0x200
[ 53.740984] ksys_unshare+0x44d/0x8e0
[ 53.741595] ? __pfx_ksys_unshare+0x10/0x10
[ 53.742314] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 53.743237] __x64_sys_unshare+0x31/0x40
[ 53.743910] do_syscall_64+0x3f/0x90
[ 53.744481] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 53.745319] RIP: 0033:0x7fd68dee80d7
[ 53.745952] 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
[ 53.748648] RSP: 002b:00007ffddefa8808 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 53.749840] RAX: ffffffffffffffda RBX: 00007ffddefa8e48 RCX: 00007fd68dee80d7
[ 53.750947] RDX: 00007fd68df5241f RSI: 00007ffddefa87a0 RDI: 0000000040000000
[ 53.752045] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffddefa85b0
[ 53.753104] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fd68dffabf0
[ 53.754072] R13: 00007ffddefa88e0 R14: 0000000000000000 R15: 00000000000000f8
[ 53.755011]
[ 53.755320] irq event stamp: 7993
[ 53.755799] hardirqs last enabled at (8005): [] __up_console_sem+0x78/0x80
[ 53.756873] hardirqs last disabled at (8016): [] __up_console_sem+0x5d/0x80
[ 53.757971] softirqs last enabled at (7622): [] irq_exit_rcu+0x93/0xc0
[ 53.759046] softirqs last disabled at (7595): [] irq_exit_rcu+0x93/0xc0
[ 53.760122] ---[ end trace 0000000000000000 ]---
[ 53.768314] ------------[ cut here ]------------
[ 53.768959] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 53.770881] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 53.771943] Modules linked in:
[ 53.772355] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 53.773523] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 53.774573] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 53.775259] 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
[ 53.777456] RSP: 0018:ffff88800a35fc00 EFLAGS: 00010282
[ 53.778164] RAX: 0000000000000000 RBX: ffff88800d747840 RCX: 0000000000000000
[ 53.779068] RDX: ffff888015d30000 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 53.779983] RBP: ffff88800d747854 R08: 0000000000000001 R09: 0000000000000000
[ 53.780887] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 53.781813] R13: ffffffff84e223a0 R14: ffff88800d747848 R15: ffffffff84da62e0
[ 53.782730] FS: 0000555555d55400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 53.783743] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 53.784455] CR2: 00007f35875766f4 CR3: 000000002021a000 CR4: 0000000000350ef0
[ 53.785357] Call Trace:
[ 53.785741]
[ 53.786053] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 53.786726] ipv6_frags_init_net+0x206/0x3c0
[ 53.787302] ops_init+0xbb/0x6b0
[ 53.787796] setup_net+0x3d9/0x990
[ 53.788263] ? down_read_killable+0x1d7/0x4e0
[ 53.788872] ? __pfx_setup_net+0x10/0x10
[ 53.789382] ? copy_net_ns+0x17c/0x770
[ 53.789946] copy_net_ns+0x321/0x770
[ 53.790433] create_new_namespaces+0x3f6/0xb30
[ 53.791067] unshare_nsproxy_namespaces+0xc1/0x200
[ 53.791724] ksys_unshare+0x44d/0x8e0
[ 53.792226] ? __pfx_ksys_unshare+0x10/0x10
[ 53.792816] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 53.793539] __x64_sys_unshare+0x31/0x40
[ 53.794122] do_syscall_64+0x3f/0x90
[ 53.794641] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 53.795294] RIP: 0033:0x7fd68dee80d7
[ 53.795797] 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
[ 53.797977] RSP: 002b:00007ffddefa8808 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 53.798940] RAX: ffffffffffffffda RBX: 00007ffddefa8e48 RCX: 00007fd68dee80d7
[ 53.799839] RDX: 00007fd68df5241f RSI: 00007ffddefa87a0 RDI: 0000000040000000
[ 53.800750] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffddefa85b0
[ 53.801655] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fd68dffabf0
[ 53.802552] R13: 00007ffddefa88e0 R14: 0000000000000000 R15: 00000000000000f8
[ 53.803485]
[ 53.803833] irq event stamp: 10779
[ 53.804274] hardirqs last enabled at (10789): [] __up_console_sem+0x78/0x80
[ 53.805368] hardirqs last disabled at (10800): [] __up_console_sem+0x5d/0x80
[ 53.806456] softirqs last enabled at (10584): [] irq_exit_rcu+0x93/0xc0
[ 53.807502] softirqs last disabled at (10579): [] irq_exit_rcu+0x93/0xc0
[ 53.808594] ---[ end trace 0000000000000000 ]---
[ 53.810042] ------------[ cut here ]------------
[ 53.810840] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 53.812788] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 53.813865] Modules linked in:
[ 53.814274] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 53.815436] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 53.816448] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 53.817133] 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
[ 53.819330] RSP: 0018:ffff88800a35fbf0 EFLAGS: 00010286
[ 53.820046] RAX: 0000000000000000 RBX: ffff88800d747e40 RCX: 0000000000000000
[ 53.820937] RDX: ffff888015d30000 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 53.821862] RBP: ffff88800d747e54 R08: 0000000000000001 R09: 0000000000000000
[ 53.822758] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 53.823647] R13: ffffffff84e223a0 R14: ffff88800d747e48 R15: ffffffff84daf020
[ 53.824503] FS: 0000555555d55400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 53.825507] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 53.826271] CR2: 00007f35875766f4 CR3: 000000002021a000 CR4: 0000000000350ef0
[ 53.827184] Call Trace:
[ 53.827518]
[ 53.827857] nf_ct_net_init+0x224/0x3d0
[ 53.828375] ? __pfx_nf_ct_net_init+0x10/0x10
[ 53.828992] ops_init+0xbb/0x6b0
[ 53.829443] setup_net+0x3d9/0x990
[ 53.829966] ? down_read_killable+0x1d7/0x4e0
[ 53.830537] ? __pfx_setup_net+0x10/0x10
[ 53.831091] ? copy_net_ns+0x17c/0x770
[ 53.831640] copy_net_ns+0x321/0x770
[ 53.832130] create_new_namespaces+0x3f6/0xb30
[ 53.832755] unshare_nsproxy_namespaces+0xc1/0x200
[ 53.833373] ksys_unshare+0x44d/0x8e0
[ 53.833922] ? __pfx_ksys_unshare+0x10/0x10
[ 53.834478] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 53.835222] __x64_sys_unshare+0x31/0x40
[ 53.835780] do_syscall_64+0x3f/0x90
[ 53.836269] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 53.837017] RIP: 0033:0x7fd68dee80d7
[ 53.837599] 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
[ 53.840324] RSP: 002b:00007ffddefa8808 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 53.841518] RAX: ffffffffffffffda RBX: 00007ffddefa8e48 RCX: 00007fd68dee80d7
[ 53.842649] RDX: 00007fd68df5241f RSI: 00007ffddefa87a0 RDI: 0000000040000000
[ 53.843764] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffddefa85b0
[ 53.844876] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fd68dffabf0
[ 53.846000] R13: 00007ffddefa88e0 R14: 0000000000000000 R15: 00000000000000f8
[ 53.847131]
[ 53.847514] irq event stamp: 11615
[ 53.848042] hardirqs last enabled at (11627): [] __up_console_sem+0x78/0x80
[ 53.849120] hardirqs last disabled at (11638): [] __up_console_sem+0x5d/0x80
[ 53.850239] softirqs last enabled at (11096): [] irq_exit_rcu+0x93/0xc0
[ 53.851285] softirqs last disabled at (11019): [] irq_exit_rcu+0x93/0xc0
[ 53.852337] ---[ end trace 0000000000000000 ]---
[ 55.392328] Bluetooth: hci0: command 0x0409 tx timeout
executing program
[ 57.439690] Bluetooth: hci0: command 0x041b tx timeout
executing program
[ 59.487698] Bluetooth: hci0: command 0x040f tx timeout
[ 61.535698] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
04:49:27 Registers:
info registers vcpu 0
RAX=0000000000000061 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507685 RDI=ffffffff87f27c00 RBP=ffffffff87f27bc0 RSP=ffff88800a35f618
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000061 R11=0000000000000001
R12=0000000000000061 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 0000555555d55400 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=00007f35875766f4 CR3=000000002021a000 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=1ffff11002be6fa5 RBX=dffffc0000000000 RCX=0000000000000000 RDX=0000000000000001
RSI=ffffffff815a585f RDI=ffffc9000068f111 RBP=ffff888015f37d28 RSP=ffff888015f37c60
R8 =0000000000000006 R9 =0000000000000101 R10=000000000000000e R11=0000000000000000
R12=ffff888015f37d28 R13=ffff888015f37d60 R14=0000000000000015 R15=ffffc9000068f110
RIP=ffffffff815a5898 RFL=00000246 [---Z-P-] 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 00007faee18ec900 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=00007faee0cdd780 CR3=000000000d69c000 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=6e453b69e20622de000000000013cdf8 XMM05=d3fdd5f48436fbd700000000000aead0
XMM06=b04a0ca9e811759e00000000000ae988 XMM07=00000000000000000000000000000000
XMM08=44495f474f4c5359530069253d595449 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000