syzkaller login: [ 43.978567] sshd (217) used greatest stack depth: 24160 bytes left
Warning: Permanently added '[localhost]:42391' (ECDSA) to the list of known hosts.
2023/05/16 12:24:34 fuzzer started
2023/05/16 12:24:34 dialing manager at localhost:35573
2023/05/16 12:24:34 checking machine...
2023/05/16 12:24:34 checking revisions...
[ 46.175784] kmemleak: Automatic memory scanning thread ended
2023/05/16 12:24:34 testing simple program...
[ 46.255753] cgroup: Unknown subsys name 'net'
[ 46.342905] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 60.182495] audit: type=1400 audit(1684239888.614:6): 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
executing program
[ 61.327306] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 61.329992] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 61.331374] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 61.334712] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 61.336946] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 61.338190] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 61.749129] ------------[ cut here ]------------
[ 61.750426] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 61.752104] WARNING: CPU: 0 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 61.753232] Modules linked in:
[ 61.753691] CPU: 0 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 61.758358] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 61.759422] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 61.760136] 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
[ 61.762361] RSP: 0018:ffff888016dbfc00 EFLAGS: 00010282
[ 61.763108] RAX: 0000000000000000 RBX: ffff88800e2cd040 RCX: 0000000000000000
[ 61.764039] RDX: ffff888015a4b680 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 61.764968] RBP: ffff88800e2cd054 R08: 0000000000000001 R09: 0000000000000000
[ 61.765890] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 61.766861] R13: ffffffff84e223a0 R14: ffff88800e2cd048 R15: ffffffff84d73340
[ 61.767790] FS: 000055555604e400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 61.768829] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 61.769587] CR2: 00007fd700f3a6f4 CR3: 000000001663c000 CR4: 0000000000350ef0
[ 61.770489] Call Trace:
[ 61.770894]
[ 61.771192] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 61.771865] ipv4_frags_init_net+0x269/0x440
[ 61.772432] ops_init+0xbb/0x6b0
[ 61.772932] setup_net+0x3d9/0x990
[ 61.773388] ? down_read_killable+0x1d7/0x4e0
[ 61.774011] ? __pfx_setup_net+0x10/0x10
[ 61.774588] ? copy_net_ns+0x17c/0x770
[ 61.775118] copy_net_ns+0x321/0x770
[ 61.775658] create_new_namespaces+0x3f6/0xb30
[ 61.776262] unshare_nsproxy_namespaces+0xc1/0x200
[ 61.776934] ksys_unshare+0x44d/0x8e0
[ 61.777426] ? __pfx_ksys_unshare+0x10/0x10
[ 61.778041] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 61.778818] __x64_sys_unshare+0x31/0x40
[ 61.779339] do_syscall_64+0x3f/0x90
[ 61.779875] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 61.780550] RIP: 0033:0x7f8c673530d7
[ 61.781043] 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
[ 61.783278] RSP: 002b:00007fff15167698 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 61.784249] RAX: ffffffffffffffda RBX: 00007fff15167cd8 RCX: 00007f8c673530d7
[ 61.785178] RDX: 00007f8c673bd41f RSI: 00007fff15167630 RDI: 0000000040000000
[ 61.786117] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fff15167440
[ 61.787034] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f8c67465bf0
[ 61.787970] R13: 00007fff15167770 R14: 0000000000000000 R15: 00000000000000f8
[ 61.788913]
[ 61.789214] irq event stamp: 9467
[ 61.789700] hardirqs last enabled at (9479): [] __up_console_sem+0x78/0x80
[ 61.790798] hardirqs last disabled at (9490): [] __up_console_sem+0x5d/0x80
[ 61.792117] softirqs last enabled at (8972): [] irq_exit_rcu+0x93/0xc0
[ 61.793547] softirqs last disabled at (8963): [] irq_exit_rcu+0x93/0xc0
[ 61.794986] ---[ end trace 0000000000000000 ]---
[ 61.801267] ------------[ cut here ]------------
[ 61.801955] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 61.803705] WARNING: CPU: 0 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 61.804791] Modules linked in:
[ 61.805207] CPU: 0 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 61.806429] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 61.807483] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 61.808174] 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
[ 61.810428] RSP: 0018:ffff888016dbfc00 EFLAGS: 00010282
[ 61.811169] RAX: 0000000000000000 RBX: ffff88800f090a40 RCX: 0000000000000000
[ 61.812085] RDX: ffff888015a4b680 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 61.813138] RBP: ffff88800f090a54 R08: 0000000000000001 R09: 0000000000000000
[ 61.814140] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 61.815086] R13: ffffffff84e223a0 R14: ffff88800f090a48 R15: ffffffff84da62e0
[ 61.816033] FS: 000055555604e400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 61.817063] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 61.817833] CR2: 00007fd700f3a6f4 CR3: 000000001663c000 CR4: 0000000000350ef0
[ 61.818783] Call Trace:
[ 61.819114]
[ 61.819414] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 61.820102] ipv6_frags_init_net+0x206/0x3c0
[ 61.820711] ops_init+0xbb/0x6b0
[ 61.821165] setup_net+0x3d9/0x990
[ 61.821669] ? down_read_killable+0x1d7/0x4e0
[ 61.822265] ? __pfx_setup_net+0x10/0x10
[ 61.822836] ? copy_net_ns+0x17c/0x770
[ 61.823341] copy_net_ns+0x321/0x770
[ 61.823889] create_new_namespaces+0x3f6/0xb30
[ 61.824482] unshare_nsproxy_namespaces+0xc1/0x200
[ 61.825151] ksys_unshare+0x44d/0x8e0
[ 61.825693] ? __pfx_ksys_unshare+0x10/0x10
[ 61.826279] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 61.827051] __x64_sys_unshare+0x31/0x40
[ 61.827616] do_syscall_64+0x3f/0x90
[ 61.828099] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 61.828824] RIP: 0033:0x7f8c673530d7
[ 61.829289] 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
[ 61.831525] RSP: 002b:00007fff15167698 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 61.832461] RAX: ffffffffffffffda RBX: 00007fff15167cd8 RCX: 00007f8c673530d7
[ 61.833389] RDX: 00007f8c673bd41f RSI: 00007fff15167630 RDI: 0000000040000000
[ 61.834316] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fff15167440
[ 61.835244] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f8c67465bf0
[ 61.836167] R13: 00007fff15167770 R14: 0000000000000000 R15: 00000000000000f8
[ 61.837131]
[ 61.837431] irq event stamp: 11493
[ 61.837938] hardirqs last enabled at (11505): [] __up_console_sem+0x78/0x80
[ 61.839073] hardirqs last disabled at (11516): [] __up_console_sem+0x5d/0x80
[ 61.840171] softirqs last enabled at (10972): [] irq_exit_rcu+0x93/0xc0
[ 61.841238] softirqs last disabled at (10953): [] irq_exit_rcu+0x93/0xc0
[ 61.842340] ---[ end trace 0000000000000000 ]---
[ 61.843780] ------------[ cut here ]------------
[ 61.844368] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 61.846427] WARNING: CPU: 0 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 61.847542] Modules linked in:
[ 61.847971] CPU: 0 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 61.849148] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 61.850217] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 61.850923] 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
[ 61.853143] RSP: 0018:ffff888016dbfbf0 EFLAGS: 00010286
[ 61.853869] RAX: 0000000000000000 RBX: ffff88800f9e9840 RCX: 0000000000000000
[ 61.854806] RDX: ffff888015a4b680 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 61.855718] RBP: ffff88800f9e9854 R08: 0000000000000001 R09: 0000000000000000
[ 61.856625] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 61.857484] R13: ffffffff84e223a0 R14: ffff88800f9e9848 R15: ffffffff84daf020
[ 61.858435] FS: 000055555604e400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 61.859486] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 61.860244] CR2: 00007fd700f3a6f4 CR3: 000000001663c000 CR4: 0000000000350ef0
[ 61.861172] Call Trace:
[ 61.861537]
[ 61.861862] nf_ct_net_init+0x224/0x3d0
[ 61.862382] ? __pfx_nf_ct_net_init+0x10/0x10
[ 61.863025] ops_init+0xbb/0x6b0
[ 61.863476] setup_net+0x3d9/0x990
[ 61.863989] ? down_read_killable+0x1d7/0x4e0
[ 61.864592] ? __pfx_setup_net+0x10/0x10
[ 61.865108] ? copy_net_ns+0x17c/0x770
[ 61.865660] copy_net_ns+0x321/0x770
[ 61.866168] create_new_namespaces+0x3f6/0xb30
[ 61.866813] unshare_nsproxy_namespaces+0xc1/0x200
[ 61.867437] ksys_unshare+0x44d/0x8e0
[ 61.867993] ? __pfx_ksys_unshare+0x10/0x10
[ 61.868589] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 61.869308] __x64_sys_unshare+0x31/0x40
[ 61.869884] do_syscall_64+0x3f/0x90
[ 61.870376] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 61.871084] RIP: 0033:0x7f8c673530d7
[ 61.871592] 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
[ 61.873818] RSP: 002b:00007fff15167698 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 61.874799] RAX: ffffffffffffffda RBX: 00007fff15167cd8 RCX: 00007f8c673530d7
[ 61.875747] RDX: 00007f8c673bd41f RSI: 00007fff15167630 RDI: 0000000040000000
[ 61.876665] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fff15167440
[ 61.877568] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f8c67465bf0
[ 61.878461] R13: 00007fff15167770 R14: 0000000000000000 R15: 00000000000000f8
[ 61.879408]
[ 61.879782] irq event stamp: 12319
[ 61.880220] hardirqs last enabled at (12329): [] __up_console_sem+0x78/0x80
[ 61.881300] hardirqs last disabled at (12340): [] __up_console_sem+0x5d/0x80
[ 61.882405] softirqs last enabled at (11978): [] irq_exit_rcu+0x93/0xc0
[ 61.883481] softirqs last disabled at (11973): [] irq_exit_rcu+0x93/0xc0
[ 61.884575] ---[ end trace 0000000000000000 ]---
[ 63.409246] Bluetooth: hci0: command 0x0409 tx timeout
executing program
[ 65.456588] Bluetooth: hci0: command 0x041b tx timeout
executing program
[ 67.504556] Bluetooth: hci0: command 0x040f tx timeout
[ 69.552568] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
12:24:48 Registers:
info registers vcpu 0
RAX=0000000000000020 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507685 RDI=ffffffff87f27c00 RBP=ffffffff87f27bc0 RSP=ffff888016dbf5f0
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 000055555604e400 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=00007fd700f3a6f4 CR3=000000001663c000 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=1ffff1100d9e13a8 RCX=0000000000000000 RDX=1ffff110011b2b0d
RSI=ffffffff813ec3e8 RDI=ffff888008d95868 RBP=ffff888008d951c0 RSP=ffff88806cf09d38
R8 =0000000000000005 R9 =0000000000000000 R10=0000000000000000 R11=0000000000000001
R12=0000000000000000 R13=ffff888008d95880 R14=ffff888008dcfdb8 R15=ffffffffffffffff
RIP=ffffffff813ec418 RFL=00000046 [---Z-P-] 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=00007f912afe6370 CR3=000000000e45a000 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=992ee9d83e97baaf6143b33f9df58446
XMM02=6b1e99b806172e3b00000000000aea28 XMM03=ac8bc31478ec851100000000000aefa0
XMM04=21e3cf2e14cbae26000000000013cdf8 XMM05=d3fdd5f48436fbd700000000000aead0
XMM06=2a28b55554b2fe4900000000000ae988 XMM07=a1fcdcf819d7e1e500000000000ae728
XMM08=44495f474f4c5359530069253d595449 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000200000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000