syzkaller login: [ 37.090723] sshd (218) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:35904' (ECDSA) to the list of known hosts.
2023/05/16 13:07:47 fuzzer started
2023/05/16 13:07:47 dialing manager at localhost:35573
2023/05/16 13:07:47 checking machine...
2023/05/16 13:07:47 checking revisions...
[ 39.133770] kmemleak: Automatic memory scanning thread ended
2023/05/16 13:07:48 testing simple program...
[ 39.201763] cgroup: Unknown subsys name 'net'
[ 39.258490] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 52.126496] audit: type=1400 audit(1684242481.036:6): 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
[ 53.247346] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 53.254389] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 53.256394] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 53.262035] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 53.263724] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 53.265282] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 53.646327] ------------[ cut here ]------------
[ 53.647067] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 53.649073] WARNING: CPU: 1 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 53.650146] Modules linked in:
[ 53.650550] CPU: 1 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 53.654766] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 53.655745] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 53.656419] 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
[ 53.658535] RSP: 0018:ffff88802018fc00 EFLAGS: 00010282
[ 53.659206] RAX: 0000000000000000 RBX: ffff8880167f9440 RCX: 0000000000000000
[ 53.660045] RDX: ffff888020180000 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 53.660913] RBP: ffff8880167f9454 R08: 0000000000000001 R09: 0000000000000000
[ 53.661780] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 53.662645] R13: ffffffff84e223a0 R14: ffff8880167f9448 R15: ffffffff84d73340
[ 53.663503] FS: 0000555556b8c400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 53.664480] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 53.665196] CR2: 00007f15e1a836f4 CR3: 0000000016742000 CR4: 0000000000350ee0
[ 53.666031] Call Trace:
[ 53.666385]
[ 53.666677] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 53.667309] ipv4_frags_init_net+0x269/0x440
[ 53.667870] ops_init+0xbb/0x6b0
[ 53.668342] setup_net+0x3d9/0x990
[ 53.668787] ? down_read_killable+0x1d7/0x4e0
[ 53.669366] ? __pfx_setup_net+0x10/0x10
[ 53.669860] ? copy_net_ns+0x17c/0x770
[ 53.670378] copy_net_ns+0x321/0x770
[ 53.670843] create_new_namespaces+0x3f6/0xb30
[ 53.671448] unshare_nsproxy_namespaces+0xc1/0x200
[ 53.672055] ksys_unshare+0x44d/0x8e0
[ 53.672561] ? __pfx_ksys_unshare+0x10/0x10
[ 53.673090] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 53.673811] __x64_sys_unshare+0x31/0x40
[ 53.674348] do_syscall_64+0x3f/0x90
[ 53.674805] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 53.675452] RIP: 0033:0x7fc417bec0d7
[ 53.675921] 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
[ 53.678023] RSP: 002b:00007ffe49ad0008 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 53.678947] RAX: ffffffffffffffda RBX: 00007ffe49ad0648 RCX: 00007fc417bec0d7
[ 53.679830] RDX: 00007fc417c5641f RSI: 00007ffe49acffa0 RDI: 0000000040000000
[ 53.680695] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe49acfdb0
[ 53.681564] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fc417cfebf0
[ 53.682461] R13: 00007ffe49ad00e0 R14: 0000000000000000 R15: 00000000000000f8
[ 53.683367]
[ 53.683665] irq event stamp: 8579
[ 53.684092] hardirqs last enabled at (8589): [] __up_console_sem+0x78/0x80
[ 53.685178] hardirqs last disabled at (8602): [] __up_console_sem+0x5d/0x80
[ 53.686226] softirqs last enabled at (8034): [] irq_exit_rcu+0x93/0xc0
[ 53.687254] softirqs last disabled at (7993): [] irq_exit_rcu+0x93/0xc0
[ 53.688309] ---[ end trace 0000000000000000 ]---
[ 53.693286] ------------[ cut here ]------------
[ 53.693868] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 53.695596] WARNING: CPU: 1 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 53.696724] Modules linked in:
[ 53.697182] CPU: 1 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 53.698348] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 53.699360] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 53.700022] 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
[ 53.702225] RSP: 0018:ffff88802018fc00 EFLAGS: 00010282
[ 53.703025] RAX: 0000000000000000 RBX: ffff88800c788240 RCX: 0000000000000000
[ 53.704067] RDX: ffff888020180000 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 53.704983] RBP: ffff88800c788254 R08: 0000000000000001 R09: 0000000000000000
[ 53.705883] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 53.706811] R13: ffffffff84e223a0 R14: ffff88800c788248 R15: ffffffff84da62e0
[ 53.707736] FS: 0000555556b8c400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 53.708792] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 53.709556] CR2: 00007f15e1a836f4 CR3: 0000000016742000 CR4: 0000000000350ee0
[ 53.710497] Call Trace:
[ 53.710834]
[ 53.711176] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 53.711815] ipv6_frags_init_net+0x206/0x3c0
[ 53.712416] ops_init+0xbb/0x6b0
[ 53.712887] setup_net+0x3d9/0x990
[ 53.713375] ? down_read_killable+0x1d7/0x4e0
[ 53.713971] ? __pfx_setup_net+0x10/0x10
[ 53.714522] ? copy_net_ns+0x17c/0x770
[ 53.715041] copy_net_ns+0x321/0x770
[ 53.715568] create_new_namespaces+0x3f6/0xb30
[ 53.716219] unshare_nsproxy_namespaces+0xc1/0x200
[ 53.716851] ksys_unshare+0x44d/0x8e0
[ 53.717391] ? __pfx_ksys_unshare+0x10/0x10
[ 53.717954] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 53.718720] __x64_sys_unshare+0x31/0x40
[ 53.719290] do_syscall_64+0x3f/0x90
[ 53.719798] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 53.720506] RIP: 0033:0x7fc417bec0d7
[ 53.720990] 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
[ 53.723246] RSP: 002b:00007ffe49ad0008 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 53.724239] RAX: ffffffffffffffda RBX: 00007ffe49ad0648 RCX: 00007fc417bec0d7
[ 53.725149] RDX: 00007fc417c5641f RSI: 00007ffe49acffa0 RDI: 0000000040000000
[ 53.726051] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe49acfdb0
[ 53.726977] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fc417cfebf0
[ 53.727913] R13: 00007ffe49ad00e0 R14: 0000000000000000 R15: 00000000000000f8
[ 53.728845]
[ 53.729181] irq event stamp: 10259
[ 53.729632] hardirqs last enabled at (10269): [] __up_console_sem+0x78/0x80
[ 53.730731] hardirqs last disabled at (10280): [] __up_console_sem+0x5d/0x80
[ 53.731833] softirqs last enabled at (9832): [] irq_exit_rcu+0x93/0xc0
[ 53.732897] softirqs last disabled at (9827): [] irq_exit_rcu+0x93/0xc0
[ 53.733954] ---[ end trace 0000000000000000 ]---
[ 53.735434] ------------[ cut here ]------------
[ 53.736058] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 53.738443] WARNING: CPU: 1 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 53.739533] Modules linked in:
[ 53.739963] CPU: 1 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 53.741183] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 53.742225] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 53.742879] 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
[ 53.745145] RSP: 0018:ffff88802018fbf0 EFLAGS: 00010286
[ 53.745813] RAX: 0000000000000000 RBX: ffff88800de08240 RCX: 0000000000000000
[ 53.746725] RDX: ffff888020180000 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 53.747624] RBP: ffff88800de08254 R08: 0000000000000001 R09: 0000000000000000
[ 53.748554] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 53.749473] R13: ffffffff84e223a0 R14: ffff88800de08248 R15: ffffffff84daf020
[ 53.750401] FS: 0000555556b8c400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 53.751431] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 53.752196] CR2: 00007f15e1a836f4 CR3: 0000000016742000 CR4: 0000000000350ee0
[ 53.753080] Call Trace:
[ 53.753450]
[ 53.753753] nf_ct_net_init+0x224/0x3d0
[ 53.754308] ? __pfx_nf_ct_net_init+0x10/0x10
[ 53.754903] ops_init+0xbb/0x6b0
[ 53.755383] setup_net+0x3d9/0x990
[ 53.755867] ? down_read_killable+0x1d7/0x4e0
[ 53.756483] ? __pfx_setup_net+0x10/0x10
[ 53.757011] ? copy_net_ns+0x17c/0x770
[ 53.757566] copy_net_ns+0x321/0x770
[ 53.758059] create_new_namespaces+0x3f6/0xb30
[ 53.758676] unshare_nsproxy_namespaces+0xc1/0x200
[ 53.759347] ksys_unshare+0x44d/0x8e0
[ 53.759875] ? __pfx_ksys_unshare+0x10/0x10
[ 53.760457] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 53.761212] __x64_sys_unshare+0x31/0x40
[ 53.761741] do_syscall_64+0x3f/0x90
[ 53.762268] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 53.762923] RIP: 0033:0x7fc417bec0d7
[ 53.763427] 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
[ 53.765679] RSP: 002b:00007ffe49ad0008 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 53.766652] RAX: ffffffffffffffda RBX: 00007ffe49ad0648 RCX: 00007fc417bec0d7
[ 53.767567] RDX: 00007fc417c5641f RSI: 00007ffe49acffa0 RDI: 0000000040000000
[ 53.768485] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe49acfdb0
[ 53.769406] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fc417cfebf0
[ 53.770324] R13: 00007ffe49ad00e0 R14: 0000000000000000 R15: 00000000000000f8
[ 53.771252]
[ 53.771567] irq event stamp: 11073
[ 53.772026] hardirqs last enabled at (11083): [] __up_console_sem+0x78/0x80
[ 53.773148] hardirqs last disabled at (11094): [] __up_console_sem+0x5d/0x80
[ 53.774250] softirqs last enabled at (10980): [] irq_exit_rcu+0x93/0xc0
[ 53.775329] softirqs last disabled at (10975): [] irq_exit_rcu+0x93/0xc0
[ 53.776410] ---[ end trace 0000000000000000 ]---
executing program
[ 55.329886] Bluetooth: hci0: command 0x0409 tx timeout
executing program
[ 57.377188] Bluetooth: hci0: command 0x041b tx timeout
[ 59.425226] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 61.473195] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
13:08:00 Registers:
info registers vcpu 0
RAX=0000000000028869 RBX=0000000000000000 RCX=ffffffff844c4a0e RDX=0000000000000000
RSI=0000000000000000 RDI=ffffffff81288625 RBP=dffffc0000000000 RSP=ffffffff85407e10
R8 =0000000000000001 R9 =ffffed100d9c69f8 R10=ffff88806ce34fc3 R11=0000000000000001
R12=ffffffff85d34a10 R13=1ffffffff0a80fc7 R14=0000000000000000 R15=0000000000000000
RIP=ffffffff844c599f 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=00007f0e2bb675b0 CR3=000000000c6f4000 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=2032303a38303a33312036312079614d XMM01=5d3634313035362e33352020205b203a
XMM02=646f4d205d3634313035362e33352020 XMM03=6b7a79732032303a38303a3331203631
XMM04=7379735f74656e5f7265747369676572 XMM05=732f74656e20746120383532203a4449
XMM06=57205d3337303934362e33352020205b XMM07=79732032303a38303a33312036312079
XMM08=7475636578652d7a7973223d6d6d6f63 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=0000000000000057 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507685 RDI=ffffffff87f27c00 RBP=ffffffff87f27bc0 RSP=ffff88802018f5f0
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000057 R11=0000000000000001
R12=0000000000000057 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 0000555556b8c400 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=00007f15e1a836f4 CR3=0000000016742000 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