syzkaller login: [ 43.949143] sshd (223) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:45352' (ECDSA) to the list of known hosts.
2023/05/17 13:03:11 fuzzer started
2023/05/17 13:03:12 dialing manager at localhost:44319
2023/05/17 13:03:12 checking machine...
2023/05/17 13:03:12 checking revisions...
[ 45.146308] kmemleak: Automatic memory scanning thread ended
2023/05/17 13:03:12 testing simple program...
[ 45.211749] cgroup: Unknown subsys name 'net'
[ 45.300462] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 58.312795] audit: type=1400 audit(1684328605.390:6): 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
[ 59.468437] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 59.470334] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 59.472535] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 59.475498] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 59.477886] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 59.479936] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 59.879732] ------------[ cut here ]------------
[ 59.880559] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 59.882550] WARNING: CPU: 0 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 59.883708] Modules linked in:
[ 59.884169] CPU: 0 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 59.889333] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 59.890554] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 59.891399] 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
[ 59.893688] RSP: 0018:ffff888016ddfc00 EFLAGS: 00010282
[ 59.894411] RAX: 0000000000000000 RBX: ffff88800e859840 RCX: 0000000000000000
[ 59.895347] RDX: ffff88801a0a9b40 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 59.896275] RBP: ffff88800e859854 R08: 0000000000000001 R09: 0000000000000000
[ 59.897269] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 59.898220] R13: ffffffff84e23fe0 R14: ffff88800e859848 R15: ffffffff84d74dc0
[ 59.899149] FS: 00005555556d5400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 59.900182] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 59.900912] CR2: 00007fdc85c954b0 CR3: 000000000ef5a000 CR4: 0000000000350ef0
[ 59.901860] Call Trace:
[ 59.902267]
[ 59.902569] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 59.903242] ipv4_frags_init_net+0x269/0x440
[ 59.903812] ops_init+0xbb/0x6b0
[ 59.904318] setup_net+0x3d9/0x990
[ 59.904784] ? down_read_killable+0x1d7/0x4e0
[ 59.905439] ? __pfx_setup_net+0x10/0x10
[ 59.905964] ? copy_net_ns+0x17c/0x770
[ 59.906543] copy_net_ns+0x321/0x770
[ 59.907088] create_new_namespaces+0x3f6/0xb30
[ 59.907691] unshare_nsproxy_namespaces+0xc1/0x200
[ 59.908360] ksys_unshare+0x44d/0x8e0
[ 59.908855] ? __pfx_ksys_unshare+0x10/0x10
[ 59.909479] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 59.910243] __x64_sys_unshare+0x31/0x40
[ 59.910768] do_syscall_64+0x3f/0x90
[ 59.911317] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 59.911973] RIP: 0033:0x7ff4bcc3c0d7
[ 59.912491] 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
[ 59.914721] RSP: 002b:00007ffd731ecf28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 59.915695] RAX: ffffffffffffffda RBX: 00007ffd731ed568 RCX: 00007ff4bcc3c0d7
[ 59.916628] RDX: 00007ff4bcca641f RSI: 00007ffd731ecec0 RDI: 0000000040000000
[ 59.917591] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffd731eccd0
[ 59.918497] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ff4bcd4ebf0
[ 59.919429] R13: 00007ffd731ed000 R14: 0000000000000000 R15: 00000000000000f8
[ 59.920386]
[ 59.920691] irq event stamp: 8301
[ 59.921172] hardirqs last enabled at (8313): [] __up_console_sem+0x78/0x80
[ 59.922275] hardirqs last disabled at (8324): [] __up_console_sem+0x5d/0x80
[ 59.923384] softirqs last enabled at (7870): [] irq_exit_rcu+0x93/0xc0
[ 59.924452] softirqs last disabled at (7855): [] irq_exit_rcu+0x93/0xc0
[ 59.925550] ---[ end trace 0000000000000000 ]---
[ 59.933054] ------------[ cut here ]------------
[ 59.933858] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 59.935900] WARNING: CPU: 0 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 59.937050] Modules linked in:
[ 59.937492] CPU: 0 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 59.938770] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 59.939961] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 59.940653] 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
[ 59.942849] RSP: 0018:ffff888016ddfc00 EFLAGS: 00010282
[ 59.943552] RAX: 0000000000000000 RBX: ffff88800c77e640 RCX: 0000000000000000
[ 59.944457] RDX: ffff88801a0a9b40 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 59.945382] RBP: ffff88800c77e654 R08: 0000000000000001 R09: 0000000000000000
[ 59.946289] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 59.947186] R13: ffffffff84e23fe0 R14: ffff88800c77e648 R15: ffffffff84da7d60
[ 59.948074] FS: 00005555556d5400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 59.949077] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 59.949795] CR2: 00007fdc85c954b0 CR3: 000000000ef5a000 CR4: 0000000000350ef0
[ 59.950701] Call Trace:
[ 59.951063]
[ 59.951358] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 59.951971] ipv6_frags_init_net+0x206/0x3c0
[ 59.952560] ops_init+0xbb/0x6b0
[ 59.953009] setup_net+0x3d9/0x990
[ 59.953504] ? down_read_killable+0x1d7/0x4e0
[ 59.954100] ? __pfx_setup_net+0x10/0x10
[ 59.954612] ? copy_net_ns+0x17c/0x770
[ 59.955162] copy_net_ns+0x321/0x770
[ 59.955645] create_new_namespaces+0x3f6/0xb30
[ 59.956266] unshare_nsproxy_namespaces+0xc1/0x200
[ 59.956882] ksys_unshare+0x44d/0x8e0
[ 59.957430] ? __pfx_ksys_unshare+0x10/0x10
[ 59.957983] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 59.958722] __x64_sys_unshare+0x31/0x40
[ 59.959274] do_syscall_64+0x3f/0x90
[ 59.959763] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 59.960432] RIP: 0033:0x7ff4bcc3c0d7
[ 59.960898] 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
[ 59.963074] RSP: 002b:00007ffd731ecf28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 59.963984] RAX: ffffffffffffffda RBX: 00007ffd731ed568 RCX: 00007ff4bcc3c0d7
[ 59.964874] RDX: 00007ff4bcca641f RSI: 00007ffd731ecec0 RDI: 0000000040000000
[ 59.965795] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffd731eccd0
[ 59.966678] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ff4bcd4ebf0
[ 59.967565] R13: 00007ffd731ed000 R14: 0000000000000000 R15: 00000000000000f8
[ 59.968488]
[ 59.968791] irq event stamp: 10051
[ 59.969272] hardirqs last enabled at (10063): [] __up_console_sem+0x78/0x80
[ 59.970337] hardirqs last disabled at (10074): [] __up_console_sem+0x5d/0x80
[ 59.971403] softirqs last enabled at (9548): [] irq_exit_rcu+0x93/0xc0
[ 59.972443] softirqs last disabled at (9525): [] irq_exit_rcu+0x93/0xc0
[ 59.973485] ---[ end trace 0000000000000000 ]---
[ 59.974917] ------------[ cut here ]------------
[ 59.975543] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 59.977534] WARNING: CPU: 0 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 59.978596] Modules linked in:
[ 59.979053] CPU: 0 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 59.980199] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 59.981227] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 59.981879] 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
[ 59.984069] RSP: 0018:ffff888016ddfbf0 EFLAGS: 00010286
[ 59.984721] RAX: 0000000000000000 RBX: ffff88800e049840 RCX: 0000000000000000
[ 59.985632] RDX: ffff88801a0a9b40 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 59.986530] RBP: ffff88800e049854 R08: 0000000000000001 R09: 0000000000000000
[ 59.987426] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 59.988325] R13: ffffffff84e23fe0 R14: ffff88800e049848 R15: ffffffff84db0aa0
[ 59.989230] FS: 00005555556d5400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 59.990262] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 59.990979] CR2: 00007fdc85c954b0 CR3: 000000000ef5a000 CR4: 0000000000350ef0
[ 59.991874] Call Trace:
[ 59.992240]
[ 59.992550] nf_ct_net_init+0x224/0x3d0
[ 59.993111] ? __pfx_nf_ct_net_init+0x10/0x10
[ 59.993703] ops_init+0xbb/0x6b0
[ 59.994186] setup_net+0x3d9/0x990
[ 59.994650] ? down_read_killable+0x1d7/0x4e0
[ 59.995257] ? __pfx_setup_net+0x10/0x10
[ 59.995771] ? copy_net_ns+0x17c/0x770
[ 59.996319] copy_net_ns+0x321/0x770
[ 59.996812] create_new_namespaces+0x3f6/0xb30
[ 59.997444] unshare_nsproxy_namespaces+0xc1/0x200
[ 59.998106] ksys_unshare+0x44d/0x8e0
[ 59.998609] ? __pfx_ksys_unshare+0x10/0x10
[ 59.999187] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 59.999898] __x64_sys_unshare+0x31/0x40
[ 60.000454] do_syscall_64+0x3f/0x90
[ 60.000938] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 60.001644] RIP: 0033:0x7ff4bcc3c0d7
[ 60.002144] 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
[ 60.004325] RSP: 002b:00007ffd731ecf28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 60.005304] RAX: ffffffffffffffda RBX: 00007ffd731ed568 RCX: 00007ff4bcc3c0d7
[ 60.006211] RDX: 00007ff4bcca641f RSI: 00007ffd731ecec0 RDI: 0000000040000000
[ 60.007151] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffd731eccd0
[ 60.008072] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ff4bcd4ebf0
executing program
[ 60.008957] R13: 00007ffd731ed000 R14: 0000000000000000 R15: 00000000000000f8
[ 60.010488]
[ 60.010806] irq event stamp: 10883
[ 60.011292] hardirqs last enabled at (10895): [] __up_console_sem+0x78/0x80
[ 60.012365] hardirqs last disabled at (10906): [] __up_console_sem+0x5d/0x80
[ 60.013469] softirqs last enabled at (10868): [] irq_exit_rcu+0x93/0xc0
[ 60.014527] softirqs last disabled at (10823): [] irq_exit_rcu+0x93/0xc0
[ 60.015575] ---[ end trace 0000000000000000 ]---
[ 61.550692] Bluetooth: hci0: command 0x0409 tx timeout
executing program
[ 63.599166] Bluetooth: hci0: command 0x041b tx timeout
[ 65.646140] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 67.695100] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
13:03:26 Registers:
info registers vcpu 0
RAX=0000000000000020 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507f85 RDI=ffffffff87f2dc00 RBP=ffffffff87f2dbc0 RSP=ffff888016ddf5f0
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000020 R11=0000000000000001
R12=0000000000000020 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 00005555556d5400 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=00007fdc85c954b0 CR3=000000000ef5a000 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=000000000002a707 RBX=0000000000000001 RCX=ffffffff844d0a0e RDX=0000000000000000
RSI=0000000000000000 RDI=ffffffff81287415 RBP=dffffc0000000000 RSP=ffff888008dcfe70
R8 =0000000000000001 R9 =ffffed100d9e69f8 R10=ffff88806cf34fc3 R11=0000000000000001
R12=ffffffff85d35a10 R13=1ffff110011b9fd3 R14=0000000000000000 R15=0000000000000000
RIP=ffffffff844d199f RFL=00000202 [-------] 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=00007fdc85c90960 CR3=000000001649a000 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=2036323a33303a33312037312079614d XMM01=5d3936313438382e39352020205b203a
XMM02=75636578652d7a7973203a6d6d6f4320 XMM03=20202020202020572020202020202020
XMM04=6e2d3263722d302e342e362020202020 XMM05=3a6465746e69615420302e726f747563
XMM06=32203a4449502030203a555043205d39 XMM07=6e72656b2072656c6c616b7a79732036
XMM08=7475636578652d7a7973223d6d6d6f63 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000