Debian GNU/Linux 11 syzkaller ttyS0
syzkaller login: [ 37.594752] sshd (218) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:31565' (ECDSA) to the list of known hosts.
2023/05/16 11:18:00 fuzzer started
2023/05/16 11:18:00 dialing manager at localhost:35573
2023/05/16 11:18:00 checking machine...
2023/05/16 11:18:00 checking revisions...
[ 39.691405] kmemleak: Automatic memory scanning thread ended
2023/05/16 11:18:00 testing simple program...
[ 39.759861] cgroup: Unknown subsys name 'net'
[ 39.824865] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
[ 51.543982] audit: type=1400 audit(1684235892.630:6): 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
executing program
[ 52.654944] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 52.657696] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 52.659186] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 52.664372] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 52.667971] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 52.669167] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 53.054980] ------------[ cut here ]------------
[ 53.055668] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 53.057791] WARNING: CPU: 0 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 53.058958] Modules linked in:
[ 53.059529] CPU: 0 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 53.064599] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 53.065715] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 53.066446] 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
[ 53.068669] RSP: 0018:ffff8880191d7c00 EFLAGS: 00010282
[ 53.069377] RAX: 0000000000000000 RBX: ffff88800c72ec40 RCX: 0000000000000000
[ 53.070257] RDX: ffff88801bef8000 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 53.071167] RBP: ffff88800c72ec54 R08: 0000000000000001 R09: 0000000000000000
[ 53.072098] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 53.072997] R13: ffffffff84e223a0 R14: ffff88800c72ec48 R15: ffffffff84d73340
[ 53.073928] FS: 000055555721c400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 53.074939] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 53.075726] CR2: 00007f6722c636f4 CR3: 000000000e84a000 CR4: 0000000000350ef0
[ 53.076632] Call Trace:
[ 53.076966]
[ 53.077269] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 53.077928] ipv4_frags_init_net+0x269/0x440
[ 53.078532] ops_init+0xbb/0x6b0
[ 53.078993] setup_net+0x3d9/0x990
[ 53.079486] ? down_read_killable+0x1d7/0x4e0
[ 53.080085] ? __pfx_setup_net+0x10/0x10
[ 53.080637] ? copy_net_ns+0x17c/0x770
[ 53.081154] copy_net_ns+0x321/0x770
[ 53.081675] create_new_namespaces+0x3f6/0xb30
[ 53.082263] unshare_nsproxy_namespaces+0xc1/0x200
[ 53.082916] ksys_unshare+0x44d/0x8e0
[ 53.083446] ? __pfx_ksys_unshare+0x10/0x10
[ 53.084016] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 53.084787] __x64_sys_unshare+0x31/0x40
[ 53.085348] do_syscall_64+0x3f/0x90
[ 53.085830] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 53.086527] RIP: 0033:0x7f262f9c80d7
[ 53.087005] 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
[ 53.089274] RSP: 002b:00007fff6eb68ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 53.090221] RAX: ffffffffffffffda RBX: 00007fff6eb69108 RCX: 00007f262f9c80d7
[ 53.091134] RDX: 00007f262fa3241f RSI: 00007fff6eb68a60 RDI: 0000000040000000
[ 53.092056] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fff6eb68870
[ 53.092964] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f262fadabf0
[ 53.093875] R13: 00007fff6eb68ba0 R14: 0000000000000000 R15: 00000000000000f8
[ 53.094798]
[ 53.095100] irq event stamp: 10445
[ 53.095578] hardirqs last enabled at (10457): [] __up_console_sem+0x78/0x80
[ 53.096683] hardirqs last disabled at (10468): [] __up_console_sem+0x5d/0x80
[ 53.097779] softirqs last enabled at (10054): [] irq_exit_rcu+0x93/0xc0
[ 53.098819] softirqs last disabled at (10049): [] irq_exit_rcu+0x93/0xc0
[ 53.099872] ---[ end trace 0000000000000000 ]---
[ 53.105244] ------------[ cut here ]------------
[ 53.105877] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 53.107573] WARNING: CPU: 0 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 53.108660] Modules linked in:
[ 53.109070] CPU: 0 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 53.110246] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 53.111310] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 53.111975] 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
[ 53.114223] RSP: 0018:ffff8880191d7c00 EFLAGS: 00010282
[ 53.114921] RAX: 0000000000000000 RBX: ffff888008ee9240 RCX: 0000000000000000
[ 53.115839] RDX: ffff88801bef8000 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 53.116763] RBP: ffff888008ee9254 R08: 0000000000000001 R09: 0000000000000000
[ 53.117684] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 53.118597] R13: ffffffff84e223a0 R14: ffff888008ee9248 R15: ffffffff84da62e0
[ 53.119509] FS: 000055555721c400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 53.120538] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 53.121266] CR2: 00007f6722c636f4 CR3: 000000000e84a000 CR4: 0000000000350ef0
[ 53.122183] Call Trace:
[ 53.122559]
[ 53.122868] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 53.123517] ipv6_frags_init_net+0x206/0x3c0
[ 53.124088] ops_init+0xbb/0x6b0
[ 53.124575] setup_net+0x3d9/0x990
[ 53.125025] ? down_read_killable+0x1d7/0x4e0
[ 53.125642] ? __pfx_setup_net+0x10/0x10
[ 53.126159] ? copy_net_ns+0x17c/0x770
[ 53.126731] copy_net_ns+0x321/0x770
[ 53.127213] create_new_namespaces+0x3f6/0xb30
[ 53.127865] unshare_nsproxy_namespaces+0xc1/0x200
[ 53.128522] ksys_unshare+0x44d/0x8e0
[ 53.129016] ? __pfx_ksys_unshare+0x10/0x10
[ 53.129610] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 53.130354] __x64_sys_unshare+0x31/0x40
[ 53.130876] do_syscall_64+0x3f/0x90
[ 53.131397] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 53.132048] RIP: 0033:0x7f262f9c80d7
[ 53.132554] 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
[ 53.134749] RSP: 002b:00007fff6eb68ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 53.135711] RAX: ffffffffffffffda RBX: 00007fff6eb69108 RCX: 00007f262f9c80d7
[ 53.136628] RDX: 00007f262fa3241f RSI: 00007fff6eb68a60 RDI: 0000000040000000
[ 53.137524] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fff6eb68870
[ 53.138426] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f262fadabf0
[ 53.139277] R13: 00007fff6eb68ba0 R14: 0000000000000000 R15: 00000000000000f8
[ 53.140213]
[ 53.140562] irq event stamp: 12305
[ 53.140994] hardirqs last enabled at (12315): [] __up_console_sem+0x78/0x80
[ 53.142076] hardirqs last disabled at (12326): [] __up_console_sem+0x5d/0x80
[ 53.143173] softirqs last enabled at (12344): [] irq_exit_rcu+0x93/0xc0
[ 53.144241] softirqs last disabled at (12335): [] irq_exit_rcu+0x93/0xc0
[ 53.145275] ---[ end trace 0000000000000000 ]---
[ 53.146672] ------------[ cut here ]------------
[ 53.147260] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 53.149470] WARNING: CPU: 0 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 53.150590] Modules linked in:
[ 53.151003] CPU: 0 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 53.152187] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 53.153212] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 53.153914] 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
[ 53.156125] RSP: 0018:ffff8880191d7bf0 EFLAGS: 00010286
[ 53.156818] RAX: 0000000000000000 RBX: ffff88800e9b1040 RCX: 0000000000000000
[ 53.157720] RDX: ffff88801bef8000 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 53.158639] RBP: ffff88800e9b1054 R08: 0000000000000001 R09: 0000000000000000
[ 53.159548] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 53.160483] R13: ffffffff84e223a0 R14: ffff88800e9b1048 R15: ffffffff84daf020
[ 53.161391] FS: 000055555721c400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 53.162408] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 53.163125] CR2: 00007f6722c636f4 CR3: 000000000e84a000 CR4: 0000000000350ef0
[ 53.164052] Call Trace:
[ 53.164424]
[ 53.164722] nf_ct_net_init+0x224/0x3d0
[ 53.165244] ? __pfx_nf_ct_net_init+0x10/0x10
[ 53.165863] ops_init+0xbb/0x6b0
[ 53.166350] setup_net+0x3d9/0x990
[ 53.166810] ? down_read_killable+0x1d7/0x4e0
[ 53.167423] ? __pfx_setup_net+0x10/0x10
[ 53.167960] ? copy_net_ns+0x17c/0x770
[ 53.168512] copy_net_ns+0x321/0x770
[ 53.169006] create_new_namespaces+0x3f6/0xb30
[ 53.169641] unshare_nsproxy_namespaces+0xc1/0x200
[ 53.170267] ksys_unshare+0x44d/0x8e0
[ 53.170803] ? __pfx_ksys_unshare+0x10/0x10
[ 53.171401] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 53.172137] __x64_sys_unshare+0x31/0x40
[ 53.172697] do_syscall_64+0x3f/0x90
[ 53.173178] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 53.173855] RIP: 0033:0x7f262f9c80d7
[ 53.174355] 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
[ 53.176569] RSP: 002b:00007fff6eb68ac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 53.177519] RAX: ffffffffffffffda RBX: 00007fff6eb69108 RCX: 00007f262f9c80d7
[ 53.178424] RDX: 00007f262fa3241f RSI: 00007fff6eb68a60 RDI: 0000000040000000
[ 53.179327] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fff6eb68870
[ 53.180214] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f262fadabf0
[ 53.181151] R13: 00007fff6eb68ba0 R14: 0000000000000000 R15: 00000000000000f8
[ 53.182093]
[ 53.182429] irq event stamp: 13169
[ 53.182878] hardirqs last enabled at (13179): [] __up_console_sem+0x78/0x80
[ 53.183967] hardirqs last disabled at (13190): [] __up_console_sem+0x5d/0x80
[ 53.185043] softirqs last enabled at (12864): [] irq_exit_rcu+0x93/0xc0
[ 53.186099] softirqs last disabled at (12859): [] irq_exit_rcu+0x93/0xc0
[ 53.187164] ---[ end trace 0000000000000000 ]---
executing program
[ 54.727150] Bluetooth: hci0: command 0x0409 tx timeout
[ 56.774358] Bluetooth: hci0: command 0x041b tx timeout
executing program
[ 58.822366] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 60.870396] Bluetooth: hci0: command 0x0419 tx timeout
VM DIAGNOSIS:
11:18:11 Registers:
info registers vcpu 0
RAX=000000000000006d RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507685 RDI=ffffffff87f27c00 RBP=ffffffff87f27bc0 RSP=ffff8880191d75f0
R8 =0000000000000001 R9 =000000000000000a R10=000000000000006d R11=0000000000000001
R12=000000000000006d 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 000055555721c400 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=00007f6722c636f4 CR3=000000000e84a000 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=dffffc0000000000 RBX=ffff888008d951c0 RCX=0000000000000000 RDX=ffff888008d951c0
RSI=ffffffff815d901e RDI=0000000000000001 RBP=ffff88806cf34b20 RSP=ffff88806cf09d68
R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001
R12=0000000000000000 R13=ffff888008d951c0 R14=0000000000000001 R15=ffff88806cf396d8
RIP=ffffffff815d9031 RFL=00000046 [---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 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=00007f6d018a7370 CR3=000000000e294000 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=6d1921330ff0e880484c4f16973e9237
XMM02=6b1e99b806172e3b00000000000aea28 XMM03=ac8bc31478ec851100000000000aefa0
XMM04=e9172854e10b342c000000000013c850 XMM05=d3fdd5f48436fbd700000000000aead0
XMM06=f21d2654eeebb30100000000000ae988 XMM07=a1fcdcf819d7e1e500000000000ae728
XMM08=44495f474f4c5359530069253d595449 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000200000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000