syzkaller login: [ 147.866187] sshd (224) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:45230' (ECDSA) to the list of known hosts.
2023/05/16 13:28:37 fuzzer started
2023/05/16 13:28:38 dialing manager at localhost:35573
2023/05/16 13:28:38 checking machine...
2023/05/16 13:28:38 checking revisions...
[ 149.090945] kmemleak: Automatic memory scanning thread ended
2023/05/16 13:28:38 testing simple program...
[ 149.169380] cgroup: Unknown subsys name 'net'
[ 149.260843] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 161.471764] audit: type=1400 audit(1684243730.634:6): 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
[ 162.560613] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 162.562928] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 162.564116] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 162.566937] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 162.568374] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 162.569561] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 162.961886] ------------[ cut here ]------------
[ 162.962825] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 162.965283] WARNING: CPU: 0 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 162.966841] Modules linked in:
[ 162.967485] CPU: 0 PID: 258 Comm: syz-executor.0 Tainted: G W L 6.4.0-rc2-next-20230516 #1
[ 162.972667] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 162.973775] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 162.974451] 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
[ 162.976745] RSP: 0018:ffff888016017c00 EFLAGS: 00010282
[ 162.977433] RAX: 0000000000000000 RBX: ffff88800cad0c40 RCX: 0000000000000000
[ 162.978376] RDX: ffff888019449b40 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 162.979328] RBP: ffff88800cad0c54 R08: 0000000000000001 R09: 0000000000000000
[ 162.980271] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 162.981153] R13: ffffffff84e223a0 R14: ffff88800cad0c48 R15: ffffffff84d73340
[ 162.982052] FS: 000055555673a400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 162.983050] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 162.983790] CR2: 00007ffdefffb000 CR3: 000000000e390000 CR4: 0000000000350ef0
[ 162.984661] Call Trace:
[ 162.985017]
[ 162.985330] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 162.985989] ipv4_frags_init_net+0x269/0x440
[ 162.986546] ops_init+0xbb/0x6b0
[ 162.987019] setup_net+0x3d9/0x990
[ 162.987471] ? down_read_killable+0x1d7/0x4e0
[ 162.988096] ? __pfx_setup_net+0x10/0x10
[ 162.988609] ? copy_net_ns+0x17c/0x770
[ 162.989149] copy_net_ns+0x321/0x770
[ 162.989625] create_new_namespaces+0x3f6/0xb30
[ 162.990235] unshare_nsproxy_namespaces+0xc1/0x200
[ 162.990882] ksys_unshare+0x44d/0x8e0
[ 162.991370] ? __pfx_ksys_unshare+0x10/0x10
[ 162.991963] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 162.992704] __x64_sys_unshare+0x31/0x40
[ 162.993235] do_syscall_64+0x3f/0x90
[ 162.993734] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 162.994372] RIP: 0033:0x7f990b8530d7
[ 162.994869] 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
[ 162.997048] RSP: 002b:00007ffc633451a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 162.997996] RAX: ffffffffffffffda RBX: 00007ffc633457e8 RCX: 00007f990b8530d7
[ 162.998885] RDX: 00007f990b8bd41f RSI: 00007ffc63345140 RDI: 0000000040000000
[ 162.999787] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffc63344f50
[ 163.000667] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f990b965bf0
[ 163.001552] R13: 00007ffc63345280 R14: 0000000000000000 R15: 00000000000000f8
[ 163.002468]
[ 163.002797] irq event stamp: 8225
[ 163.003218] hardirqs last enabled at (8235): [] __up_console_sem+0x78/0x80
[ 163.004292] hardirqs last disabled at (8246): [] __up_console_sem+0x5d/0x80
[ 163.005343] softirqs last enabled at (8132): [] irq_exit_rcu+0x93/0xc0
[ 163.006359] softirqs last disabled at (8127): [] irq_exit_rcu+0x93/0xc0
[ 163.007382] ---[ end trace 0000000000000000 ]---
[ 163.012215] ------------[ cut here ]------------
[ 163.012836] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 163.014462] WARNING: CPU: 0 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 163.015515] Modules linked in:
[ 163.015965] CPU: 0 PID: 258 Comm: syz-executor.0 Tainted: G W L 6.4.0-rc2-next-20230516 #1
[ 163.017121] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 163.018144] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 163.018820] 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
[ 163.021026] RSP: 0018:ffff888016017c00 EFLAGS: 00010282
[ 163.021711] RAX: 0000000000000000 RBX: ffff88800eb56840 RCX: 0000000000000000
[ 163.022572] RDX: ffff888019449b40 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 163.023462] RBP: ffff88800eb56854 R08: 0000000000000001 R09: 0000000000000000
[ 163.024370] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 163.025257] R13: ffffffff84e223a0 R14: ffff88800eb56848 R15: ffffffff84da62e0
[ 163.026133] FS: 000055555673a400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 163.027133] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 163.027874] CR2: 00007ffdefffb000 CR3: 000000000e390000 CR4: 0000000000350ef0
[ 163.028758] Call Trace:
[ 163.029084]
[ 163.029378] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 163.030020] ipv6_frags_init_net+0x206/0x3c0
[ 163.030570] ops_init+0xbb/0x6b0
[ 163.031036] setup_net+0x3d9/0x990
[ 163.031498] ? down_read_killable+0x1d7/0x4e0
[ 163.032107] ? __pfx_setup_net+0x10/0x10
[ 163.032611] ? copy_net_ns+0x17c/0x770
[ 163.033135] copy_net_ns+0x321/0x770
[ 163.033612] create_new_namespaces+0x3f6/0xb30
[ 163.034227] unshare_nsproxy_namespaces+0xc1/0x200
[ 163.034870] ksys_unshare+0x44d/0x8e0
[ 163.035366] ? __pfx_ksys_unshare+0x10/0x10
[ 163.035961] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 163.036698] __x64_sys_unshare+0x31/0x40
[ 163.037218] do_syscall_64+0x3f/0x90
[ 163.037721] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 163.038359] RIP: 0033:0x7f990b8530d7
[ 163.038847] 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
[ 163.041027] RSP: 002b:00007ffc633451a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 163.041973] RAX: ffffffffffffffda RBX: 00007ffc633457e8 RCX: 00007f990b8530d7
[ 163.042905] RDX: 00007f990b8bd41f RSI: 00007ffc63345140 RDI: 0000000040000000
[ 163.043789] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffc63344f50
[ 163.044647] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f990b965bf0
[ 163.045530] R13: 00007ffc63345280 R14: 0000000000000000 R15: 00000000000000f8
[ 163.046438]
[ 163.046764] irq event stamp: 9787
[ 163.047187] hardirqs last enabled at (9797): [] __up_console_sem+0x78/0x80
[ 163.048244] hardirqs last disabled at (9808): [] __up_console_sem+0x5d/0x80
[ 163.049301] softirqs last enabled at (9724): [] irq_exit_rcu+0x93/0xc0
[ 163.050327] softirqs last disabled at (9719): [] irq_exit_rcu+0x93/0xc0
[ 163.051351] ---[ end trace 0000000000000000 ]---
[ 163.053439] ------------[ cut here ]------------
[ 163.054106] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 163.056065] WARNING: CPU: 0 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 163.057112] Modules linked in:
[ 163.057512] CPU: 0 PID: 258 Comm: syz-executor.0 Tainted: G W L 6.4.0-rc2-next-20230516 #1
[ 163.058654] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 163.059652] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 163.060352] 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
[ 163.062526] RSP: 0018:ffff888016017bf0 EFLAGS: 00010286
[ 163.063200] RAX: 0000000000000000 RBX: ffff88800eb57040 RCX: 0000000000000000
[ 163.064092] RDX: ffff888019449b40 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 163.064983] RBP: ffff88800eb57054 R08: 0000000000000001 R09: 0000000000000000
[ 163.065865] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 163.066748] R13: ffffffff84e223a0 R14: ffff88800eb57048 R15: ffffffff84daf020
[ 163.067599] FS: 000055555673a400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 163.068598] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 163.069330] CR2: 00007ffdefffb000 CR3: 000000000e390000 CR4: 0000000000350ef0
[ 163.070208] Call Trace:
[ 163.070532]
[ 163.070855] nf_ct_net_init+0x224/0x3d0
[ 163.071366] ? __pfx_nf_ct_net_init+0x10/0x10
[ 163.071972] ops_init+0xbb/0x6b0
[ 163.072412] setup_net+0x3d9/0x990
[ 163.072900] ? down_read_killable+0x1d7/0x4e0
[ 163.073466] ? __pfx_setup_net+0x10/0x10
[ 163.074001] ? copy_net_ns+0x17c/0x770
[ 163.074505] copy_net_ns+0x321/0x770
[ 163.075009] create_new_namespaces+0x3f6/0xb30
[ 163.075593] unshare_nsproxy_namespaces+0xc1/0x200
[ 163.076260] ksys_unshare+0x44d/0x8e0
[ 163.076777] ? __pfx_ksys_unshare+0x10/0x10
[ 163.077323] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 163.078062] __x64_sys_unshare+0x31/0x40
[ 163.078576] do_syscall_64+0x3f/0x90
[ 163.079082] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 163.079750] RIP: 0033:0x7f990b8530d7
[ 163.080219] 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
[ 163.082402] RSP: 002b:00007ffc633451a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 163.083348] RAX: ffffffffffffffda RBX: 00007ffc633457e8 RCX: 00007f990b8530d7
[ 163.084243] RDX: 00007f990b8bd41f RSI: 00007ffc63345140 RDI: 0000000040000000
[ 163.085123] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffc63344f50
[ 163.086001] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f990b965bf0
[ 163.086886] R13: 00007ffc63345280 R14: 0000000000000000 R15: 00000000000000f8
[ 163.087791]
[ 163.088107] irq event stamp: 10571
[ 163.088548] hardirqs last enabled at (10581): [] __up_console_sem+0x78/0x80
[ 163.089612] hardirqs last disabled at (10592): [] __up_console_sem+0x5d/0x80
[ 163.090691] softirqs last enabled at (10128): [] irq_exit_rcu+0x93/0xc0
[ 163.091731] softirqs last disabled at (10123): [] irq_exit_rcu+0x93/0xc0
[ 163.092765] ---[ end trace 0000000000000000 ]---
executing program
[ 164.643380] Bluetooth: hci0: command 0x0409 tx timeout
[ 166.690751] Bluetooth: hci0: command 0x041b tx timeout
executing program
[ 168.738862] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 170.786772] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
13:27:04 Registers:
info registers vcpu 0
RAX=0000000000000064 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507685 RDI=ffffffff87f27c00 RBP=ffffffff87f27bc0 RSP=ffff8880160175f0
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000064 R11=0000000000000001
R12=0000000000000064 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 000055555673a400 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=00007ffdefffb000 CR3=000000000e390000 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=0000000000000001 RCX=ffffffff81294a83 RDX=0000000000000000
RSI=ffff88806cf396c0 RDI=ffff88806cf3a200 RBP=ffff88806cf09e98 RSP=ffff88806cf09e78
R8 =0000000000000000 R9 =fffffbfff0ba6942 R10=ffffffff85d34a17 R11=0000000000000000
R12=00000025f1debfbf R13=00000025f1debfbf R14=ffff88806cf396c0 R15=0000000000000007
RIP=ffffffff81296c84 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 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=00007fa1e34d6ca0 CR3=000000000c6a8000 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=2032353a38323a33312036312079614d XMM01=5d3532383236392e32363120205b203a
XMM02=657268745f776f6c5f6761726670692f XMM03=6c61626f6c67206c656e72656b206f74
XMM04=6f6c5f676172667069203a6174616420 XMM05=2073746e696f702061746164203a6873
XMM06=347670692f74656e206c746373797320 XMM07=6c656e72656b2072656c6c616b7a7973
XMM08=7475636578652d7a7973223d6d6d6f63 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000