syzkaller login: [ 44.311684] sshd (211) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:48278' (ECDSA) to the list of known hosts.
2023/05/18 04:39:36 fuzzer started
2023/05/18 04:39:36 dialing manager at localhost:44319
2023/05/18 04:39:36 checking machine...
2023/05/18 04:39:36 checking revisions...
[ 49.856111] kmemleak: Automatic memory scanning thread ended
2023/05/18 04:39:36 testing simple program...
[ 49.926841] cgroup: Unknown subsys name 'net'
[ 50.027914] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 63.141525] audit: type=1400 audit(1684384789.971:6): 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
[ 64.235215] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 64.237425] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 64.239929] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 64.243899] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 64.247163] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 64.249545] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 64.646092] ------------[ cut here ]------------
[ 64.646867] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 64.648823] WARNING: CPU: 1 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 64.650118] Modules linked in:
[ 64.650557] CPU: 1 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 64.655325] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 64.656356] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 64.656997] 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
[ 64.659284] RSP: 0018:ffff888019c1fc00 EFLAGS: 00010282
[ 64.659963] RAX: 0000000000000000 RBX: ffff88800fb22440 RCX: 0000000000000000
[ 64.660893] RDX: ffff88800da10000 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 64.661814] RBP: ffff88800fb22454 R08: 0000000000000001 R09: 0000000000000000
[ 64.662734] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 64.663630] R13: ffffffff84e23fe0 R14: ffff88800fb22448 R15: ffffffff84d74dc0
[ 64.664531] FS: 0000555556e90400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 64.665535] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 64.666299] CR2: 00007f54144562b0 CR3: 000000000e23a000 CR4: 0000000000350ee0
[ 64.667167] Call Trace:
[ 64.667524]
[ 64.667829] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 64.668484] ipv4_frags_init_net+0x269/0x440
[ 64.669043] ops_init+0xbb/0x6b0
[ 64.669525] setup_net+0x3d9/0x990
[ 64.670013] ? down_read_killable+0x1d7/0x4e0
[ 64.670633] ? __pfx_setup_net+0x10/0x10
[ 64.671145] ? copy_net_ns+0x17c/0x770
[ 64.671684] copy_net_ns+0x321/0x770
[ 64.672170] create_new_namespaces+0x3f6/0xb30
[ 64.672785] unshare_nsproxy_namespaces+0xc1/0x200
[ 64.673430] ksys_unshare+0x44d/0x8e0
[ 64.673929] ? __pfx_ksys_unshare+0x10/0x10
[ 64.674507] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 64.675231] __x64_sys_unshare+0x31/0x40
[ 64.675788] do_syscall_64+0x3f/0x90
[ 64.676296] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 64.676942] RIP: 0033:0x7f9b2bc050d7
[ 64.677434] 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
[ 64.679649] RSP: 002b:00007fff9eadf918 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 64.680606] RAX: ffffffffffffffda RBX: 00007fff9eadff58 RCX: 00007f9b2bc050d7
[ 64.681499] RDX: 00007f9b2bc6f41f RSI: 00007fff9eadf8b0 RDI: 0000000040000000
[ 64.682396] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fff9eadf6c0
[ 64.683294] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f9b2bd17bf0
[ 64.684166] R13: 00007fff9eadf9f0 R14: 0000000000000000 R15: 00000000000000f8
[ 64.685080]
[ 64.685415] irq event stamp: 8423
[ 64.685880] hardirqs last enabled at (8433): [] __up_console_sem+0x78/0x80
[ 64.686944] hardirqs last disabled at (8444): [] __up_console_sem+0x5d/0x80
[ 64.688012] softirqs last enabled at (8348): [] irq_exit_rcu+0x93/0xc0
[ 64.689044] softirqs last disabled at (8343): [] irq_exit_rcu+0x93/0xc0
[ 64.690090] ---[ end trace 0000000000000000 ]---
[ 64.695522] ------------[ cut here ]------------
[ 64.696113] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 64.697984] WARNING: CPU: 1 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 64.699411] Modules linked in:
[ 64.699896] CPU: 1 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 64.701301] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 64.702547] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 64.703353] 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
[ 64.705941] RSP: 0018:ffff888019c1fc00 EFLAGS: 00010282
[ 64.706752] RAX: 0000000000000000 RBX: ffff888013a93640 RCX: 0000000000000000
[ 64.707811] RDX: ffff88800da10000 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 64.708870] RBP: ffff888013a93654 R08: 0000000000000001 R09: 0000000000000000
[ 64.709936] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 64.710979] R13: ffffffff84e23fe0 R14: ffff888013a93648 R15: ffffffff84da7d60
[ 64.712026] FS: 0000555556e90400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 64.713220] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 64.714138] CR2: 00007f54144562b0 CR3: 000000000e23a000 CR4: 0000000000350ee0
[ 64.715049] Call Trace:
[ 64.715413]
[ 64.715716] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 64.716361] ipv6_frags_init_net+0x206/0x3c0
[ 64.716923] ops_init+0xbb/0x6b0
[ 64.717434] setup_net+0x3d9/0x990
[ 64.717907] ? down_read_killable+0x1d7/0x4e0
[ 64.718505] ? __pfx_setup_net+0x10/0x10
[ 64.719021] ? copy_net_ns+0x17c/0x770
[ 64.719559] copy_net_ns+0x321/0x770
[ 64.720046] create_new_namespaces+0x3f6/0xb30
[ 64.720673] unshare_nsproxy_namespaces+0xc1/0x200
executing program
[ 64.721330] ksys_unshare+0x44d/0x8e0
[ 64.721971] ? __pfx_ksys_unshare+0x10/0x10
[ 64.722562] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 64.723311] __x64_sys_unshare+0x31/0x40
[ 64.723834] do_syscall_64+0x3f/0x90
[ 64.724352] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 64.724998] RIP: 0033:0x7f9b2bc050d7
[ 64.725498] 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
[ 64.727684] RSP: 002b:00007fff9eadf918 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 64.728628] RAX: ffffffffffffffda RBX: 00007fff9eadff58 RCX: 00007f9b2bc050d7
[ 64.729520] RDX: 00007f9b2bc6f41f RSI: 00007fff9eadf8b0 RDI: 0000000040000000
[ 64.730418] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fff9eadf6c0
[ 64.731298] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f9b2bd17bf0
[ 64.732150] R13: 00007fff9eadf9f0 R14: 0000000000000000 R15: 00000000000000f8
[ 64.733049]
[ 64.733380] irq event stamp: 10251
[ 64.733836] hardirqs last enabled at (10261): [] __up_console_sem+0x78/0x80
[ 64.734901] hardirqs last disabled at (10272): [] __up_console_sem+0x5d/0x80
[ 64.735956] softirqs last enabled at (9990): [] irq_exit_rcu+0x93/0xc0
[ 64.736987] softirqs last disabled at (9977): [] irq_exit_rcu+0x93/0xc0
[ 64.738031] ---[ end trace 0000000000000000 ]---
[ 64.739593] ------------[ cut here ]------------
[ 64.740175] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 64.742122] WARNING: CPU: 1 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 64.743196] Modules linked in:
[ 64.743669] CPU: 1 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 64.744854] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 64.745894] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 64.746573] 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
[ 64.748763] RSP: 0018:ffff888019c1fbf0 EFLAGS: 00010286
[ 64.749447] RAX: 0000000000000000 RBX: ffff888013a93c40 RCX: 0000000000000000
[ 64.750364] RDX: ffff88800da10000 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 64.751239] RBP: ffff888013a93c54 R08: 0000000000000001 R09: 0000000000000000
[ 64.752135] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 64.753031] R13: ffffffff84e23fe0 R14: ffff888013a93c48 R15: ffffffff84db0aa0
[ 64.753937] FS: 0000555556e90400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 64.754931] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 64.755669] CR2: 00007f54144562b0 CR3: 000000000e23a000 CR4: 0000000000350ee0
[ 64.756557] Call Trace:
[ 64.756881]
[ 64.757181] nf_ct_net_init+0x224/0x3d0
[ 64.757739] ? __pfx_nf_ct_net_init+0x10/0x10
[ 64.758351] ops_init+0xbb/0x6b0
[ 64.758808] setup_net+0x3d9/0x990
[ 64.759291] ? down_read_killable+0x1d7/0x4e0
[ 64.759875] ? __pfx_setup_net+0x10/0x10
[ 64.760421] ? copy_net_ns+0x17c/0x770
[ 64.760924] copy_net_ns+0x321/0x770
[ 64.761443] create_new_namespaces+0x3f6/0xb30
[ 64.762048] unshare_nsproxy_namespaces+0xc1/0x200
[ 64.762699] ksys_unshare+0x44d/0x8e0
[ 64.763193] ? __pfx_ksys_unshare+0x10/0x10
[ 64.763785] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 64.764527] __x64_sys_unshare+0x31/0x40
[ 64.765039] do_syscall_64+0x3f/0x90
[ 64.765552] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 64.766198] RIP: 0033:0x7f9b2bc050d7
[ 64.766688] 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
[ 64.768854] RSP: 002b:00007fff9eadf918 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 64.769834] RAX: ffffffffffffffda RBX: 00007fff9eadff58 RCX: 00007f9b2bc050d7
[ 64.770720] RDX: 00007f9b2bc6f41f RSI: 00007fff9eadf8b0 RDI: 0000000040000000
[ 64.771616] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fff9eadf6c0
[ 64.772498] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f9b2bd17bf0
[ 64.773379] R13: 00007fff9eadf9f0 R14: 0000000000000000 R15: 00000000000000f8
[ 64.774302]
[ 64.774606] irq event stamp: 11061
[ 64.775036] hardirqs last enabled at (11071): [] __up_console_sem+0x78/0x80
[ 64.776116] hardirqs last disabled at (11082): [] __up_console_sem+0x5d/0x80
[ 64.777188] softirqs last enabled at (10586): [] irq_exit_rcu+0x93/0xc0
[ 64.778232] softirqs last disabled at (10581): [] irq_exit_rcu+0x93/0xc0
[ 64.779287] ---[ end trace 0000000000000000 ]---
[ 66.318883] Bluetooth: hci0: command 0x0409 tx timeout
executing program
[ 68.365429] Bluetooth: hci0: command 0x041b tx timeout
[ 70.414226] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 72.461357] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
04:39:39 Registers:
info registers vcpu 0
RAX=0000000000021d21 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=00007f231c036048 CR3=000000000ca3c000 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=2031353a39333a34302038312079614d XMM01=5d3735353035362e34362020205b203a
XMM02=75636578652d7a7973203a6d6d6f4320 XMM03=20202020202020572020202020202020
XMM04=6e2d3263722d302e342e362020202020 XMM05=3a6465746e69615420302e726f747563
XMM06=32203a4449502031203a555043205d37 XMM07=6e72656b2072656c6c616b7a79732031
XMM08=7475636578652d7a7973223d6d6d6f63 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=0000000000000020 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507f85 RDI=ffffffff87f2dc00 RBP=ffffffff87f2dbc0 RSP=ffff888019c1f5f0
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 0000555556e90400 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=00007f54144562b0 CR3=000000000e23a000 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