syzkaller login: [ 38.964247] sshd (223) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:14940' (ECDSA) to the list of known hosts.
2023/05/17 09:18:26 fuzzer started
2023/05/17 09:18:27 dialing manager at localhost:35573
2023/05/17 09:18:27 checking machine...
2023/05/17 09:18:27 checking revisions...
[ 39.846372] kmemleak: Automatic memory scanning thread ended
2023/05/17 09:18:27 testing simple program...
[ 39.909542] cgroup: Unknown subsys name 'net'
[ 39.996060] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 52.505233] audit: type=1400 audit(1684315119.898:6): 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
[ 53.629051] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 53.630197] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 53.633000] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 53.635624] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 53.637643] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 53.639376] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 53.923902] ------------[ cut here ]------------
[ 53.924393] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 53.925530] WARNING: CPU: 1 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 53.926264] Modules linked in:
[ 53.926535] CPU: 1 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 53.927410] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 53.930440] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 53.930860] 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
[ 53.932528] RSP: 0018:ffff8880181ffc00 EFLAGS: 00010282
[ 53.932962] RAX: 0000000000000000 RBX: ffff88800f0dcc40 RCX: 0000000000000000
[ 53.933602] RDX: ffff88800ed08000 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 53.934148] RBP: ffff88800f0dcc54 R08: 0000000000000001 R09: 0000000000000000
[ 53.934800] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 53.935452] R13: ffffffff84e223a0 R14: ffff88800f0dcc48 R15: ffffffff84d73340
[ 53.936029] FS: 0000555556290400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 53.936760] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 53.937220] CR2: 00007f31161166f4 CR3: 000000000b846000 CR4: 0000000000350ee0
[ 53.937868] Call Trace:
[ 53.938084]
[ 53.938280] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 53.938766] ipv4_frags_init_net+0x269/0x440
[ 53.939132] ops_init+0xbb/0x6b0
[ 53.939507] setup_net+0x3d9/0x990
[ 53.939803] ? down_read_killable+0x1d7/0x4e0
[ 53.940192] ? __pfx_setup_net+0x10/0x10
[ 53.940607] ? copy_net_ns+0x17c/0x770
[ 53.940946] copy_net_ns+0x321/0x770
[ 53.941258] create_new_namespaces+0x3f6/0xb30
[ 53.941708] unshare_nsproxy_namespaces+0xc1/0x200
[ 53.942105] ksys_unshare+0x44d/0x8e0
[ 53.942501] ? __pfx_ksys_unshare+0x10/0x10
[ 53.942856] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 53.943402] __x64_sys_unshare+0x31/0x40
[ 53.943732] do_syscall_64+0x3f/0x90
[ 53.944064] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 53.944560] RIP: 0033:0x7fec0bd880d7
[ 53.944851] 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
[ 53.946468] RSP: 002b:00007fffc8f7a728 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 53.947052] RAX: ffffffffffffffda RBX: 00007fffc8f7ad68 RCX: 00007fec0bd880d7
[ 53.947732] RDX: 00007fec0bdf241f RSI: 00007fffc8f7a6c0 RDI: 0000000040000000
[ 53.948453] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fffc8f7a4d0
[ 53.949007] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fec0be9abf0
[ 53.949699] R13: 00007fffc8f7a800 R14: 0000000000000000 R15: 00000000000000f8
[ 53.950277]
[ 53.950606] irq event stamp: 10771
[ 53.950890] hardirqs last enabled at (10781): [] __up_console_sem+0x78/0x80
[ 53.951606] hardirqs last disabled at (10792): [] __up_console_sem+0x5d/0x80
[ 53.952356] softirqs last enabled at (10764): [] irq_exit_rcu+0x93/0xc0
[ 53.953004] softirqs last disabled at (10695): [] irq_exit_rcu+0x93/0xc0
[ 53.953713] ---[ end trace 0000000000000000 ]---
[ 53.957569] ------------[ cut here ]------------
[ 53.957982] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 53.959167] WARNING: CPU: 1 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 53.959893] Modules linked in:
[ 53.960150] CPU: 1 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 53.960864] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 53.961524] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 53.961939] 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
[ 53.963367] RSP: 0018:ffff8880181ffc00 EFLAGS: 00010282
[ 53.963783] RAX: 0000000000000000 RBX: ffff88800d674640 RCX: 0000000000000000
[ 53.964417] RDX: ffff88800ed08000 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 53.964971] RBP: ffff88800d674654 R08: 0000000000000001 R09: 0000000000000000
[ 53.965568] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 53.966115] R13: ffffffff84e223a0 R14: ffff88800d674648 R15: ffffffff84da62e0
[ 53.966693] FS: 0000555556290400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 53.967353] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 53.967804] CR2: 00007f31161166f4 CR3: 000000000b846000 CR4: 0000000000350ee0
[ 53.968393] Call Trace:
[ 53.968607]
[ 53.968800] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 53.969195] ipv6_frags_init_net+0x206/0x3c0
[ 53.969579] ops_init+0xbb/0x6b0
[ 53.969874] setup_net+0x3d9/0x990
[ 53.970158] ? down_read_killable+0x1d7/0x4e0
[ 53.970534] ? __pfx_setup_net+0x10/0x10
[ 53.970854] ? copy_net_ns+0x17c/0x770
[ 53.971158] copy_net_ns+0x321/0x770
[ 53.971477] create_new_namespaces+0x3f6/0xb30
[ 53.971876] unshare_nsproxy_namespaces+0xc1/0x200
[ 53.972318] ksys_unshare+0x44d/0x8e0
[ 53.972660] ? __pfx_ksys_unshare+0x10/0x10
[ 53.973040] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 53.973563] __x64_sys_unshare+0x31/0x40
[ 53.973895] do_syscall_64+0x3f/0x90
[ 53.974201] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 53.974673] RIP: 0033:0x7fec0bd880d7
[ 53.974969] 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
[ 53.976424] RSP: 002b:00007fffc8f7a728 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 53.977028] RAX: ffffffffffffffda RBX: 00007fffc8f7ad68 RCX: 00007fec0bd880d7
[ 53.977612] RDX: 00007fec0bdf241f RSI: 00007fffc8f7a6c0 RDI: 0000000040000000
[ 53.978168] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fffc8f7a4d0
[ 53.978763] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fec0be9abf0
[ 53.979336] R13: 00007fffc8f7a800 R14: 0000000000000000 R15: 00000000000000f8
[ 53.979913]
[ 53.980105] irq event stamp: 12577
[ 53.980422] hardirqs last enabled at (12589): [] __up_console_sem+0x78/0x80
[ 53.981108] hardirqs last disabled at (12598): [] __up_console_sem+0x5d/0x80
[ 53.981807] softirqs last enabled at (11436): [] netlink_insert+0x187/0x1820
[ 53.982554] softirqs last disabled at (11434): [] release_sock+0x1f/0x1b0
[ 53.983280] ---[ end trace 0000000000000000 ]---
[ 53.984425] ------------[ cut here ]------------
[ 53.984810] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 53.986266] WARNING: CPU: 1 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 53.986990] Modules linked in:
[ 53.987275] CPU: 1 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 53.988075] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 53.988771] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 53.989192] 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
[ 53.990647] RSP: 0018:ffff8880181ffbf0 EFLAGS: 00010286
[ 53.991069] RAX: 0000000000000000 RBX: ffff888015bf5640 RCX: 0000000000000000
[ 53.991653] RDX: ffff88800ed08000 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 53.992220] RBP: ffff888015bf5654 R08: 0000000000000001 R09: 0000000000000000
[ 53.992791] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 53.993351] R13: ffffffff84e223a0 R14: ffff888015bf5648 R15: ffffffff84daf020
[ 53.993891] FS: 0000555556290400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 53.994525] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 53.994979] CR2: 00007f31161166f4 CR3: 000000000b846000 CR4: 0000000000350ee0
[ 53.995560] Call Trace:
[ 53.995792]
[ 53.996022] nf_ct_net_init+0x224/0x3d0
[ 53.996422] ? __pfx_nf_ct_net_init+0x10/0x10
[ 53.996811] ops_init+0xbb/0x6b0
[ 53.997124] setup_net+0x3d9/0x990
[ 53.997453] ? down_read_killable+0x1d7/0x4e0
[ 53.997801] ? __pfx_setup_net+0x10/0x10
[ 53.998110] ? copy_net_ns+0x17c/0x770
[ 53.998488] copy_net_ns+0x321/0x770
[ 53.998787] create_new_namespaces+0x3f6/0xb30
[ 53.999148] unshare_nsproxy_namespaces+0xc1/0x200
[ 53.999552] ksys_unshare+0x44d/0x8e0
[ 53.999889] ? __pfx_ksys_unshare+0x10/0x10
[ 54.000221] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 54.000680] __x64_sys_unshare+0x31/0x40
[ 54.000997] do_syscall_64+0x3f/0x90
[ 54.001308] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 54.001754] RIP: 0033:0x7fec0bd880d7
[ 54.002040] 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
[ 54.003383] RSP: 002b:00007fffc8f7a728 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 54.003961] RAX: ffffffffffffffda RBX: 00007fffc8f7ad68 RCX: 00007fec0bd880d7
[ 54.004518] RDX: 00007fec0bdf241f RSI: 00007fffc8f7a6c0 RDI: 0000000040000000
[ 54.005037] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fffc8f7a4d0
[ 54.005597] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fec0be9abf0
[ 54.006127] R13: 00007fffc8f7a800 R14: 0000000000000000 R15: 00000000000000f8
[ 54.006730]
[ 54.006913] irq event stamp: 13481
[ 54.007178] hardirqs last enabled at (13491): [] __up_console_sem+0x78/0x80
[ 54.007970] hardirqs last disabled at (13502): [] __up_console_sem+0x5d/0x80
[ 54.008753] softirqs last enabled at (13212): [] irq_exit_rcu+0x93/0xc0
[ 54.009525] softirqs last disabled at (13207): [] irq_exit_rcu+0x93/0xc0
[ 54.010138] ---[ end trace 0000000000000000 ]---
executing program
[ 55.657004] Bluetooth: hci0: command 0x0409 tx timeout
[ 57.704969] Bluetooth: hci0: command 0x041b tx timeout
executing program
[ 59.752389] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 61.800675] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
09:18:40 Registers:
info registers vcpu 0
RAX=0000000000000000 RBX=ffff888019eff748 RCX=0000000000000000 RDX=0000000000000001
RSI=ffffffff8448f57c RDI=0000000000000001 RBP=dffffc0000000000 RSP=ffff888019eff630
R8 =0000000000000001 R9 =0000000000000025 R10=000000000000005b R11=fffffffffffcb380
R12=ffffffff8487a540 R13=1ffff110033dfec9 R14=000000000000005b R15=ffffffff8487a541
RIP=ffffffff8448f59c RFL=00000246 [---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 00007ff7faa5f700 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=00007f8a2c879658 CR3=000000000e6a2000 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=69ea0d320425d4911a492a2d67384dfc
XMM02=6b1e99b806172e3b00000000000aea28 XMM03=ac8bc31478ec851100000000000aefa0
XMM04=d35f14e95510c1f60000000000110a88 XMM05=d3fdd5f48436fbd700000000000aead0
XMM06=14750578fb943ee200000000000ae988 XMM07=a1fcdcf819d7e1e500000000000ae728
XMM08=44495f474f4c5359530069253d595449 XMM09=00000000000000000000000000000000
XMM10=00000000000000000020000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=0000000000000030 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507685 RDI=ffffffff87f27c00 RBP=ffffffff87f27bc0 RSP=ffff8880181ff618
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000030 R11=0000000000000001
R12=0000000000000030 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 0000555556290400 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=00007f31161166f4 CR3=000000000b846000 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