syzkaller login: [ 43.668901] sshd (226) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:14680' (ECDSA) to the list of known hosts.
2023/05/16 11:00:05 fuzzer started
2023/05/16 11:00:05 dialing manager at localhost:35573
2023/05/16 11:00:05 checking machine...
2023/05/16 11:00:05 checking revisions...
[ 44.838893] kmemleak: Automatic memory scanning thread ended
2023/05/16 11:00:05 testing simple program...
[ 44.910981] cgroup: Unknown subsys name 'net'
[ 45.045560] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 57.933047] audit: type=1400 audit(1684234818.745:6): 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
[ 59.043552] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 59.045789] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 59.048111] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 59.051207] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 59.054135] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 59.055262] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 59.427500] ------------[ cut here ]------------
[ 59.428175] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 59.430080] WARNING: CPU: 1 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 59.431240] Modules linked in:
[ 59.431891] CPU: 1 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 59.436263] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 59.437298] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 59.437959] 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
[ 59.440114] RSP: 0018:ffff888019ea7c00 EFLAGS: 00010282
[ 59.440782] RAX: 0000000000000000 RBX: ffff88801011d440 RCX: 0000000000000000
[ 59.441638] RDX: ffff8880159f0000 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 59.442499] RBP: ffff88801011d454 R08: 0000000000000001 R09: 0000000000000000
[ 59.443429] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 59.444294] R13: ffffffff84e223a0 R14: ffff88801011d448 R15: ffffffff84d73340
[ 59.445174] FS: 00005555562bc400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 59.446154] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 59.446887] CR2: 00007f95b11836f4 CR3: 000000002036e000 CR4: 0000000000350ee0
[ 59.447809] Call Trace:
[ 59.448136]
[ 59.448428] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 59.449082] ipv4_frags_init_net+0x269/0x440
[ 59.449631] ops_init+0xbb/0x6b0
[ 59.450101] setup_net+0x3d9/0x990
[ 59.450546] ? down_read_killable+0x1d7/0x4e0
[ 59.451142] ? __pfx_setup_net+0x10/0x10
[ 59.451712] ? copy_net_ns+0x17c/0x770
[ 59.452216] copy_net_ns+0x321/0x770
[ 59.452716] create_new_namespaces+0x3f6/0xb30
[ 59.453295] unshare_nsproxy_namespaces+0xc1/0x200
[ 59.453929] ksys_unshare+0x44d/0x8e0
[ 59.454417] ? __pfx_ksys_unshare+0x10/0x10
[ 59.454987] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 59.455744] __x64_sys_unshare+0x31/0x40
[ 59.456253] do_syscall_64+0x3f/0x90
[ 59.456748] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 59.457382] RIP: 0033:0x7fce493db0d7
[ 59.457875] 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
[ 59.460050] RSP: 002b:00007ffc5ab8ed28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 59.460973] RAX: ffffffffffffffda RBX: 00007ffc5ab8f368 RCX: 00007fce493db0d7
[ 59.461836] RDX: 00007fce4944541f RSI: 00007ffc5ab8ecc0 RDI: 0000000040000000
[ 59.462714] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffc5ab8ead0
[ 59.463605] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fce494edbf0
[ 59.464481] R13: 00007ffc5ab8ee00 R14: 0000000000000000 R15: 00000000000000f8
[ 59.465383]
[ 59.465704] irq event stamp: 7671
[ 59.466130] hardirqs last enabled at (7681): [] __up_console_sem+0x78/0x80
[ 59.467172] hardirqs last disabled at (7692): [] __up_console_sem+0x5d/0x80
[ 59.468237] softirqs last enabled at (7206): [] irq_exit_rcu+0x93/0xc0
[ 59.469274] softirqs last disabled at (7181): [] irq_exit_rcu+0x93/0xc0
[ 59.470290] ---[ end trace 0000000000000000 ]---
[ 59.476299] ------------[ cut here ]------------
[ 59.478052] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 59.480012] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 59.481217] Modules linked in:
[ 59.481626] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 59.483023] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 59.484231] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 59.485015] 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
[ 59.487322] RSP: 0018:ffff888019ea7c00 EFLAGS: 00010282
[ 59.488164] RAX: 0000000000000000 RBX: ffff88800da06440 RCX: 0000000000000000
[ 59.489142] RDX: ffff8880159f0000 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 59.490137] RBP: ffff88800da06454 R08: 0000000000000001 R09: 0000000000000000
[ 59.491185] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 59.492166] R13: ffffffff84e223a0 R14: ffff88800da06448 R15: ffffffff84da62e0
[ 59.493249] FS: 00005555562bc400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 59.494428] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 59.495396] CR2: 00007f2c0fb81008 CR3: 000000002036e000 CR4: 0000000000350ef0
[ 59.496423] Call Trace:
[ 59.496949]
[ 59.497260] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 59.498029] ipv6_frags_init_net+0x206/0x3c0
[ 59.498581] ops_init+0xbb/0x6b0
[ 59.499201] setup_net+0x3d9/0x990
[ 59.499877] ? down_read_killable+0x1d7/0x4e0
[ 59.500439] ? __pfx_setup_net+0x10/0x10
[ 59.501106] ? copy_net_ns+0x17c/0x770
[ 59.501620] copy_net_ns+0x321/0x770
[ 59.502265] create_new_namespaces+0x3f6/0xb30
[ 59.503009] unshare_nsproxy_namespaces+0xc1/0x200
[ 59.503634] ksys_unshare+0x44d/0x8e0
[ 59.504325] ? __pfx_ksys_unshare+0x10/0x10
[ 59.505017] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 59.505887] __x64_sys_unshare+0x31/0x40
[ 59.506403] do_syscall_64+0x3f/0x90
[ 59.507027] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 59.507796] RIP: 0033:0x7fce493db0d7
[ 59.508262] 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
[ 59.510509] RSP: 002b:00007ffc5ab8ed28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 59.511500] RAX: ffffffffffffffda RBX: 00007ffc5ab8f368 RCX: 00007fce493db0d7
[ 59.512399] RDX: 00007fce4944541f RSI: 00007ffc5ab8ecc0 RDI: 0000000040000000
[ 59.513283] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffc5ab8ead0
[ 59.514156] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fce494edbf0
[ 59.515040] R13: 00007ffc5ab8ee00 R14: 0000000000000000 R15: 00000000000000f8
[ 59.515941]
[ 59.516244] irq event stamp: 12481
[ 59.516697] hardirqs last enabled at (12493): [] __up_console_sem+0x78/0x80
[ 59.517743] hardirqs last disabled at (12504): [] __up_console_sem+0x5d/0x80
[ 59.518788] softirqs last enabled at (12406): [] irq_exit_rcu+0x93/0xc0
[ 59.519844] softirqs last disabled at (12389): [] irq_exit_rcu+0x93/0xc0
[ 59.520886] ---[ end trace 0000000000000000 ]---
[ 59.522278] ------------[ cut here ]------------
[ 59.522921] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 59.524833] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 59.525911] Modules linked in:
[ 59.526320] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 59.527467] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 59.528480] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 59.529179] 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
[ 59.531344] RSP: 0018:ffff888019ea7bf0 EFLAGS: 00010286
[ 59.532020] RAX: 0000000000000000 RBX: ffff88800d631c40 RCX: 0000000000000000
[ 59.532896] RDX: ffff8880159f0000 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 59.533779] RBP: ffff88800d631c54 R08: 0000000000000001 R09: 0000000000000000
[ 59.534623] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 59.535510] R13: ffffffff84e223a0 R14: ffff88800d631c48 R15: ffffffff84daf020
[ 59.536392] FS: 00005555562bc400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 59.537389] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 59.538119] CR2: 00007f2c0fb81008 CR3: 000000002036e000 CR4: 0000000000350ef0
[ 59.538993] Call Trace:
[ 59.539340]
[ 59.539631] nf_ct_net_init+0x224/0x3d0
[ 59.540183] ? __pfx_nf_ct_net_init+0x10/0x10
[ 59.540773] ops_init+0xbb/0x6b0
[ 59.541214] setup_net+0x3d9/0x990
[ 59.541694] ? down_read_killable+0x1d7/0x4e0
[ 59.542254] ? __pfx_setup_net+0x10/0x10
[ 59.542789] ? copy_net_ns+0x17c/0x770
[ 59.543302] copy_net_ns+0x321/0x770
[ 59.543807] create_new_namespaces+0x3f6/0xb30
[ 59.544383] unshare_nsproxy_namespaces+0xc1/0x200
[ 59.545014] ksys_unshare+0x44d/0x8e0
[ 59.545513] ? __pfx_ksys_unshare+0x10/0x10
[ 59.546082] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 59.546813] __x64_sys_unshare+0x31/0x40
[ 59.547346] do_syscall_64+0x3f/0x90
[ 59.547841] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 59.548467] RIP: 0033:0x7fce493db0d7
[ 59.548952] 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
[ 59.551084] RSP: 002b:00007ffc5ab8ed28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 59.552035] RAX: ffffffffffffffda RBX: 00007ffc5ab8f368 RCX: 00007fce493db0d7
[ 59.552909] RDX: 00007fce4944541f RSI: 00007ffc5ab8ecc0 RDI: 0000000040000000
[ 59.553798] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffc5ab8ead0
[ 59.554693] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fce494edbf0
[ 59.555570] R13: 00007ffc5ab8ee00 R14: 0000000000000000 R15: 00000000000000f8
[ 59.556484]
[ 59.556818] irq event stamp: 13307
[ 59.557250] hardirqs last enabled at (13317): [] __up_console_sem+0x78/0x80
[ 59.558305] hardirqs last disabled at (13328): [] __up_console_sem+0x5d/0x80
[ 59.559396] softirqs last enabled at (12790): [] irq_exit_rcu+0x93/0xc0
[ 59.560446] softirqs last disabled at (12773): [] irq_exit_rcu+0x93/0xc0
[ 59.561482] ---[ end trace 0000000000000000 ]---
executing program
[ 61.127381] Bluetooth: hci0: command 0x0409 tx timeout
executing program
[ 63.174759] Bluetooth: hci0: command 0x041b tx timeout
[ 65.223815] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 67.270763] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
11:00:11 Registers:
info registers vcpu 0
RAX=dffffc0000000000 RBX=ffff88806ce396c0 RCX=1ffff1100118000b RDX=0000000000000000
RSI=ffffffff8560b640 RDI=ffff888008d91f34 RBP=ffff888008d91b40 RSP=ffff888008da7970
R8 =0000000000000001 R9 =fffffbfff0ef2d38 R10=ffffffff877969c7 R11=0000000000000001
R12=1ffff110011b4f44 R13=00000000000e9597 R14=0000000000000000 R15=ffff888008c00000
RIP=ffffffff81372931 RFL=00000013 [----A-C] 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 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=00007f2c0fae08d0 CR3=00000000099de000 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=2030323a30303a31312036312079614d XMM01=5d3034323133342e39352020205b203a
XMM02=646f4d205d3034323133342e39352020 XMM03=6b7a79732030323a30303a3131203631
XMM04=7379735f74656e5f7265747369676572 XMM05=732f74656e20746120393532203a4449
XMM06=57205d3038303033342e39352020205b XMM07=79732030323a30303a31312036312079
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=ffffffff82507685 RDI=ffffffff87f27c00 RBP=ffffffff87f27bc0 RSP=ffff888019ea75f0
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000020 R11=0000000000000001
R12=0000000000000020 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 00005555562bc400 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=00007f95b11836f4 CR3=000000002036e000 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