syzkaller login: [ 35.630407] sshd (227) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:16034' (ECDSA) to the list of known hosts.
2023/05/17 11:09:40 fuzzer started
2023/05/17 11:09:40 dialing manager at localhost:44319
2023/05/17 11:09:40 checking machine...
2023/05/17 11:09:40 checking revisions...
[ 36.896291] kmemleak: Automatic memory scanning thread ended
2023/05/17 11:09:40 testing simple program...
[ 36.964661] cgroup: Unknown subsys name 'net'
[ 37.073734] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 49.120413] audit: type=1400 audit(1684321792.913:6): 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
[ 50.276490] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 50.278049] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 50.279253] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 50.282027] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 50.283661] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 50.284961] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 50.661351] ------------[ cut here ]------------
[ 50.662125] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 50.664400] WARNING: CPU: 1 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 50.665708] Modules linked in:
[ 50.666148] CPU: 1 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 50.671356] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 50.672375] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 50.673025] 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
[ 50.675268] RSP: 0018:ffff888016ef7c00 EFLAGS: 00010282
[ 50.675949] RAX: 0000000000000000 RBX: ffff88800efe8440 RCX: 0000000000000000
[ 50.676871] RDX: ffff88800fcc9b40 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 50.677785] RBP: ffff88800efe8454 R08: 0000000000000001 R09: 0000000000000000
[ 50.678704] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 50.679596] R13: ffffffff84e23fe0 R14: ffff88800efe8448 R15: ffffffff84d74dc0
[ 50.680499] FS: 000055555667a400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 50.681522] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 50.682248] CR2: 00007f95647976f4 CR3: 000000002032c000 CR4: 0000000000350ee0
[ 50.683145] Call Trace:
[ 50.683506]
[ 50.683812] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 50.684465] ipv4_frags_init_net+0x269/0x440
[ 50.685026] ops_init+0xbb/0x6b0
[ 50.685528] setup_net+0x3d9/0x990
[ 50.685983] ? down_read_killable+0x1d7/0x4e0
[ 50.686591] ? __pfx_setup_net+0x10/0x10
[ 50.687107] ? copy_net_ns+0x17c/0x770
[ 50.687646] copy_net_ns+0x321/0x770
[ 50.688137] create_new_namespaces+0x3f6/0xb30
[ 50.688754] unshare_nsproxy_namespaces+0xc1/0x200
[ 50.689421] ksys_unshare+0x44d/0x8e0
[ 50.689914] ? __pfx_ksys_unshare+0x10/0x10
[ 50.690496] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 50.691218] __x64_sys_unshare+0x31/0x40
[ 50.691769] do_syscall_64+0x3f/0x90
[ 50.692257] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 50.692947] RIP: 0033:0x7f959b5e90d7
[ 50.693458] 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
[ 50.695681] RSP: 002b:00007ffc05af29d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 50.696672] RAX: ffffffffffffffda RBX: 00007ffc05af3018 RCX: 00007f959b5e90d7
[ 50.697589] RDX: 00007f959b65341f RSI: 00007ffc05af2970 RDI: 0000000040000000
[ 50.698509] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffc05af2780
[ 50.699412] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f959b6fbbf0
[ 50.700277] R13: 00007ffc05af2ab0 R14: 0000000000000000 R15: 00000000000000f8
[ 50.701202]
[ 50.701544] irq event stamp: 7935
[ 50.701978] hardirqs last enabled at (7945): [] __up_console_sem+0x78/0x80
[ 50.703047] hardirqs last disabled at (7956): [] __up_console_sem+0x5d/0x80
[ 50.704102] softirqs last enabled at (7860): [] irq_exit_rcu+0x93/0xc0
[ 50.705141] softirqs last disabled at (7855): [] irq_exit_rcu+0x93/0xc0
[ 50.706165] ---[ end trace 0000000000000000 ]---
[ 50.711158] ------------[ cut here ]------------
[ 50.711781] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 50.713448] WARNING: CPU: 1 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 50.714537] Modules linked in:
[ 50.714961] CPU: 1 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 50.716155] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 50.717194] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 50.717885] 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
[ 50.720119] RSP: 0018:ffff888016ef7c00 EFLAGS: 00010282
[ 50.720822] RAX: 0000000000000000 RBX: ffff888016574240 RCX: 0000000000000000
[ 50.721743] RDX: ffff88800fcc9b40 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 50.722647] RBP: ffff888016574254 R08: 0000000000000001 R09: 0000000000000000
[ 50.723545] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 50.724441] R13: ffffffff84e23fe0 R14: ffff888016574248 R15: ffffffff84da7d60
[ 50.725358] FS: 000055555667a400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 50.726369] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 50.727078] CR2: 00007f95647976f4 CR3: 000000002032c000 CR4: 0000000000350ee0
[ 50.727995] Call Trace:
[ 50.728358]
[ 50.728661] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 50.729297] ipv6_frags_init_net+0x206/0x3c0
[ 50.729911] ops_init+0xbb/0x6b0
[ 50.730393] setup_net+0x3d9/0x990
[ 50.730864] ? down_read_killable+0x1d7/0x4e0
[ 50.731469] ? __pfx_setup_net+0x10/0x10
[ 50.731990] ? copy_net_ns+0x17c/0x770
[ 50.732537] copy_net_ns+0x321/0x770
[ 50.733150] create_new_namespaces+0x3f6/0xb30
[ 50.733994] unshare_nsproxy_namespaces+0xc1/0x200
[ 50.734772] ksys_unshare+0x44d/0x8e0
[ 50.735360] ? __pfx_ksys_unshare+0x10/0x10
[ 50.736101] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 50.737011] __x64_sys_unshare+0x31/0x40
[ 50.737696] do_syscall_64+0x3f/0x90
[ 50.738405] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 50.739161] RIP: 0033:0x7f959b5e90d7
[ 50.739801] 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
[ 50.742586] RSP: 002b:00007ffc05af29d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 50.743706] RAX: ffffffffffffffda RBX: 00007ffc05af3018 RCX: 00007f959b5e90d7
[ 50.744926] RDX: 00007f959b65341f RSI: 00007ffc05af2970 RDI: 0000000040000000
[ 50.745887] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffc05af2780
[ 50.746790] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f959b6fbbf0
[ 50.747692] R13: 00007ffc05af2ab0 R14: 0000000000000000 R15: 00000000000000f8
[ 50.748631]
[ 50.748949] irq event stamp: 9675
[ 50.749441] hardirqs last enabled at (9687): [] __up_console_sem+0x78/0x80
[ 50.750530] hardirqs last disabled at (9698): [] __up_console_sem+0x5d/0x80
[ 50.751616] softirqs last enabled at (8870): [] irq_exit_rcu+0x93/0xc0
[ 50.752673] softirqs last disabled at (8865): [] irq_exit_rcu+0x93/0xc0
[ 50.753740] ---[ end trace 0000000000000000 ]---
[ 50.755193] ------------[ cut here ]------------
[ 50.755818] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 50.757898] WARNING: CPU: 1 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 50.758988] Modules linked in:
[ 50.759446] CPU: 1 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 50.760616] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 50.761672] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 50.762359] 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
[ 50.764558] RSP: 0018:ffff888016ef7bf0 EFLAGS: 00010286
[ 50.765224] RAX: 0000000000000000 RBX: ffff888016574840 RCX: 0000000000000000
[ 50.766144] RDX: ffff88800fcc9b40 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 50.767040] RBP: ffff888016574854 R08: 0000000000000001 R09: 0000000000000000
[ 50.767943] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 50.768836] R13: ffffffff84e23fe0 R14: ffff888016574848 R15: ffffffff84db0aa0
[ 50.769756] FS: 000055555667a400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 50.770767] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 50.771515] CR2: 00007f95647976f4 CR3: 000000002032c000 CR4: 0000000000350ee0
[ 50.772433] Call Trace:
[ 50.772755]
[ 50.773052] nf_ct_net_init+0x224/0x3d0
[ 50.773620] ? __pfx_nf_ct_net_init+0x10/0x10
[ 50.774238] ops_init+0xbb/0x6b0
[ 50.774853] setup_net+0x3d9/0x990
[ 50.775357] ? down_read_killable+0x1d7/0x4e0
[ 50.775940] ? __pfx_setup_net+0x10/0x10
[ 50.776484] ? copy_net_ns+0x17c/0x770
[ 50.776988] copy_net_ns+0x321/0x770
[ 50.777529] create_new_namespaces+0x3f6/0xb30
[ 50.778124] unshare_nsproxy_namespaces+0xc1/0x200
[ 50.778781] ksys_unshare+0x44d/0x8e0
[ 50.779271] ? __pfx_ksys_unshare+0x10/0x10
[ 50.779847] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 50.780611] __x64_sys_unshare+0x31/0x40
[ 50.781141] do_syscall_64+0x3f/0x90
[ 50.781667] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 50.782346] RIP: 0033:0x7f959b5e90d7
[ 50.782817] 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
[ 50.784995] RSP: 002b:00007ffc05af29d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 50.785964] RAX: ffffffffffffffda RBX: 00007ffc05af3018 RCX: 00007f959b5e90d7
[ 50.786867] RDX: 00007f959b65341f RSI: 00007ffc05af2970 RDI: 0000000040000000
[ 50.787766] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffc05af2780
[ 50.788673] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f959b6fbbf0
[ 50.789885] R13: 00007ffc05af2ab0 R14: 0000000000000000 R15: 00000000000000f8
[ 50.790928]
[ 50.791377] irq event stamp: 10443
[ 50.791961] hardirqs last enabled at (10453): [] __up_console_sem+0x78/0x80
[ 50.793256] hardirqs last disabled at (10464): [] __up_console_sem+0x5d/0x80
[ 50.794670] softirqs last enabled at (9966): [] irq_exit_rcu+0x93/0xc0
[ 50.795947] softirqs last disabled at (9961): [] irq_exit_rcu+0x93/0xc0
[ 50.797201] ---[ end trace 0000000000000000 ]---
executing program
[ 52.358006] Bluetooth: hci0: command 0x0409 tx timeout
[ 54.404430] Bluetooth: hci0: command 0x041b tx timeout
executing program
[ 56.452474] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 58.500448] Bluetooth: hci0: command 0x0419 tx timeout
VM DIAGNOSIS:
11:09:54 Registers:
info registers vcpu 0
RAX=0000000000021469 RBX=0000000000000000 RCX=ffffffff844d0a0e RDX=0000000000000000
RSI=0000000000000000 RDI=ffffffff81287415 RBP=dffffc0000000000 RSP=ffffffff85407e10
R8 =0000000000000001 R9 =ffffed100d9c69f8 R10=ffff88806ce34fc3 R11=0000000000000001
R12=ffffffff85d35a10 R13=1ffffffff0a80fc7 R14=0000000000000000 R15=0000000000000000
RIP=ffffffff844d199f 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 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=00007f36e44937f0 CR3=000000000f2c2000 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=2034353a39303a31312037312079614d XMM01=5d3830373536362e30352020205b203a
XMM02=646f4d205d3830373536362e30352020 XMM03=6b7a79732034353a39303a3131203731
XMM04=7379735f74656e5f7265747369676572 XMM05=732f74656e20746120303632203a4449
XMM06=57205d3030343436362e30352020205b XMM07=79732034353a39303a31312037312079
XMM08=7475636578652d7a7973223d6d6d6f63 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=0000000000000078 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507f85 RDI=ffffffff87f2dc00 RBP=ffffffff87f2dbc0 RSP=ffff888016ef75f0
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000078 R11=0000000000000001
R12=0000000000000078 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 000055555667a400 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=00007f95647976f4 CR3=000000002032c000 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=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