syzkaller login: [ 43.848721] sshd (225) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:25445' (ECDSA) to the list of known hosts.
2023/05/16 19:42:03 fuzzer started
2023/05/16 19:42:04 dialing manager at localhost:35573
2023/05/16 19:42:04 checking machine...
2023/05/16 19:42:04 checking revisions...
[ 45.079782] kmemleak: Automatic memory scanning thread ended
2023/05/16 19:42:04 testing simple program...
[ 45.154275] cgroup: Unknown subsys name 'net'
[ 45.208706] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 57.001368] audit: type=1400 audit(1684266136.223:6): 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
[ 58.107379] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 58.109742] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 58.111574] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 58.114264] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 58.116028] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 58.118009] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 58.505677] ------------[ cut here ]------------
[ 58.506482] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 58.508086] WARNING: CPU: 0 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 58.509085] Modules linked in:
[ 58.509493] CPU: 0 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 58.511638] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 58.514143] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 58.515757] 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
[ 58.517883] RSP: 0018:ffff88801f1dfc00 EFLAGS: 00010282
[ 58.518604] RAX: 0000000000000000 RBX: ffff88800cb5ec40 RCX: 0000000000000000
[ 58.519517] RDX: ffff88800d649b40 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 58.520439] RBP: ffff88800cb5ec54 R08: 0000000000000001 R09: 0000000000000000
[ 58.521329] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 58.522221] R13: ffffffff84e223a0 R14: ffff88800cb5ec48 R15: ffffffff84d73340
[ 58.523118] FS: 000055555679e400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 58.524120] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 58.524835] CR2: 00007f33a8efd6f4 CR3: 00000000201f0000 CR4: 0000000000350ef0
[ 58.525740] Call Trace:
[ 58.526104]
[ 58.526404] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 58.527044] ipv4_frags_init_net+0x269/0x440
[ 58.527615] ops_init+0xbb/0x6b0
[ 58.528088] setup_net+0x3d9/0x990
[ 58.528535] ? down_read_killable+0x1d7/0x4e0
[ 58.529139] ? __pfx_setup_net+0x10/0x10
[ 58.529651] ? copy_net_ns+0x17c/0x770
[ 58.530182] copy_net_ns+0x321/0x770
[ 58.530656] create_new_namespaces+0x3f6/0xb30
[ 58.531268] unshare_nsproxy_namespaces+0xc1/0x200
[ 58.531897] ksys_unshare+0x44d/0x8e0
[ 58.532435] ? __pfx_ksys_unshare+0x10/0x10
[ 58.533020] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 58.533730] __x64_sys_unshare+0x31/0x40
[ 58.534280] do_syscall_64+0x3f/0x90
[ 58.534751] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 58.535425] RIP: 0033:0x7f2e91c6d0d7
[ 58.535903] 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
[ 58.538074] RSP: 002b:00007ffe6abc02d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 58.539035] RAX: ffffffffffffffda RBX: 00007ffe6abc0918 RCX: 00007f2e91c6d0d7
[ 58.539887] RDX: 00007f2e91cd741f RSI: 00007ffe6abc0270 RDI: 0000000040000000
[ 58.540785] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe6abc0080
[ 58.541671] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f2e91d7fbf0
[ 58.542565] R13: 00007ffe6abc03b0 R14: 0000000000000000 R15: 00000000000000f8
[ 58.543478]
[ 58.543798] irq event stamp: 8367
[ 58.544262] hardirqs last enabled at (8379): [] __up_console_sem+0x78/0x80
[ 58.545329] hardirqs last disabled at (8390): [] __up_console_sem+0x5d/0x80
[ 58.546405] softirqs last enabled at (7418): [] netlink_insert+0x187/0x1820
[ 58.547482] softirqs last disabled at (7416): [] release_sock+0x1f/0x1b0
[ 58.548528] ---[ end trace 0000000000000000 ]---
[ 58.555858] ------------[ cut here ]------------
[ 58.556572] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 58.558269] WARNING: CPU: 0 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 58.559334] Modules linked in:
[ 58.559753] CPU: 0 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 58.560898] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 58.561929] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 58.562606] 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
[ 58.564797] RSP: 0018:ffff88801f1dfc00 EFLAGS: 00010282
[ 58.565494] RAX: 0000000000000000 RBX: ffff88800f270e40 RCX: 0000000000000000
[ 58.566389] RDX: ffff88800d649b40 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 58.567276] RBP: ffff88800f270e54 R08: 0000000000000001 R09: 0000000000000000
[ 58.568189] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 58.569074] R13: ffffffff84e223a0 R14: ffff88800f270e48 R15: ffffffff84da62e0
[ 58.569929] FS: 000055555679e400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 58.570940] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 58.571702] CR2: 00007f33a8efd6f4 CR3: 00000000201f0000 CR4: 0000000000350ef0
[ 58.572600] Call Trace:
[ 58.572924]
[ 58.573265] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 58.573881] ipv6_frags_init_net+0x206/0x3c0
[ 58.574469] ops_init+0xbb/0x6b0
[ 58.574911] setup_net+0x3d9/0x990
[ 58.575402] ? down_read_killable+0x1d7/0x4e0
[ 58.576012] ? __pfx_setup_net+0x10/0x10
[ 58.576511] ? copy_net_ns+0x17c/0x770
[ 58.577051] copy_net_ns+0x321/0x770
[ 58.577522] create_new_namespaces+0x3f6/0xb30
[ 58.578136] unshare_nsproxy_namespaces+0xc1/0x200
[ 58.578740] ksys_unshare+0x44d/0x8e0
[ 58.579265] ? __pfx_ksys_unshare+0x10/0x10
[ 58.579811] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 58.580553] __x64_sys_unshare+0x31/0x40
[ 58.581099] do_syscall_64+0x3f/0x90
[ 58.581568] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 58.582252] RIP: 0033:0x7f2e91c6d0d7
[ 58.582705] 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
[ 58.584884] RSP: 002b:00007ffe6abc02d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 58.585805] RAX: ffffffffffffffda RBX: 00007ffe6abc0918 RCX: 00007f2e91c6d0d7
[ 58.586692] RDX: 00007f2e91cd741f RSI: 00007ffe6abc0270 RDI: 0000000040000000
[ 58.587600] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe6abc0080
[ 58.588486] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f2e91d7fbf0
[ 58.589374] R13: 00007ffe6abc03b0 R14: 0000000000000000 R15: 00000000000000f8
[ 58.590271]
[ 58.590572] irq event stamp: 10563
[ 58.591038] hardirqs last enabled at (10575): [] __up_console_sem+0x78/0x80
[ 58.592111] hardirqs last disabled at (10586): [] __up_console_sem+0x5d/0x80
[ 58.593165] softirqs last enabled at (10046): [] irq_exit_rcu+0x93/0xc0
[ 58.594206] softirqs last disabled at (10003): [] irq_exit_rcu+0x93/0xc0
[ 58.595231] ---[ end trace 0000000000000000 ]---
[ 58.596627] ------------[ cut here ]------------
[ 58.597246] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 58.599193] WARNING: CPU: 0 PID: 260 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 58.600236] Modules linked in:
[ 58.600638] CPU: 0 PID: 260 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 58.601795] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 58.602806] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 58.603485] 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
[ 58.605679] RSP: 0018:ffff88801f1dfbf0 EFLAGS: 00010286
[ 58.606377] RAX: 0000000000000000 RBX: ffff88800f270840 RCX: 0000000000000000
[ 58.607262] RDX: ffff88800d649b40 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 58.608173] RBP: ffff88800f270854 R08: 0000000000000001 R09: 0000000000000000
[ 58.609057] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 58.609908] R13: ffffffff84e223a0 R14: ffff88800f270848 R15: ffffffff84daf020
[ 58.610804] FS: 000055555679e400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 58.611817] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 58.612555] CR2: 00007f33a8efd6f4 CR3: 00000000201f0000 CR4: 0000000000350ef0
[ 58.613455] Call Trace:
[ 58.613785]
[ 58.614126] nf_ct_net_init+0x224/0x3d0
[ 58.614646] ? __pfx_nf_ct_net_init+0x10/0x10
[ 58.615257] ops_init+0xbb/0x6b0
[ 58.615708] setup_net+0x3d9/0x990
[ 58.616199] ? down_read_killable+0x1d7/0x4e0
[ 58.616757] ? __pfx_setup_net+0x10/0x10
[ 58.617304] ? copy_net_ns+0x17c/0x770
[ 58.617801] copy_net_ns+0x321/0x770
[ 58.618314] create_new_namespaces+0x3f6/0xb30
[ 58.618887] unshare_nsproxy_namespaces+0xc1/0x200
[ 58.619529] ksys_unshare+0x44d/0x8e0
[ 58.620070] ? __pfx_ksys_unshare+0x10/0x10
[ 58.620609] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 58.621341] __x64_sys_unshare+0x31/0x40
[ 58.621854] do_syscall_64+0x3f/0x90
[ 58.622354] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 58.623034] RIP: 0033:0x7f2e91c6d0d7
[ 58.623493] 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
[ 58.625643] RSP: 002b:00007ffe6abc02d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 58.626601] RAX: ffffffffffffffda RBX: 00007ffe6abc0918 RCX: 00007f2e91c6d0d7
[ 58.627484] RDX: 00007f2e91cd741f RSI: 00007ffe6abc0270 RDI: 0000000040000000
[ 58.628385] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe6abc0080
[ 58.629276] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f2e91d7fbf0
[ 58.630147] R13: 00007ffe6abc03b0 R14: 0000000000000000 R15: 00000000000000f8
[ 58.631061]
[ 58.631360] irq event stamp: 11389
[ 58.631803] hardirqs last enabled at (11399): [] __up_console_sem+0x78/0x80
[ 58.632853] hardirqs last disabled at (11410): [] __up_console_sem+0x5d/0x80
[ 58.633926] softirqs last enabled at (11074): [] irq_exit_rcu+0x93/0xc0
[ 58.634988] softirqs last disabled at (11069): [] irq_exit_rcu+0x93/0xc0
[ 58.636044] ---[ end trace 0000000000000000 ]---
executing program
[ 60.134595] Bluetooth: hci0: command 0x0409 tx timeout
[ 62.182598] Bluetooth: hci0: command 0x041b tx timeout
executing program
[ 64.230038] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 66.278039] Bluetooth: hci0: command 0x0419 tx timeout
VM DIAGNOSIS:
19:42:17 Registers:
info registers vcpu 0
RAX=0000000000000029 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507685 RDI=ffffffff87f27c00 RBP=ffffffff87f27bc0 RSP=ffff88801f1df618
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000029 R11=0000000000000001
R12=0000000000000029 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 000055555679e400 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=00007f33a8efd6f4 CR3=00000000201f0000 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=0000000000029151 RBX=0000000000000001 RCX=ffffffff844c4a0e RDX=0000000000000000
RSI=0000000000000000 RDI=ffffffff81288625 RBP=dffffc0000000000 RSP=ffff888008dcfe68
R8 =0000000000000001 R9 =ffffed100d9e69f8 R10=ffff88806cf34fc3 R11=0000000000000001
R12=ffffffff85d34a10 R13=1ffff110011b9fd2 R14=0000000000000000 R15=0000000000000000
RIP=ffffffff844c599f RFL=00000202 [-------] 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 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=00007efd56c5d370 CR3=0000000015a9c000 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=403e902217da73b7a24f767d34ae26f1
XMM02=6b1e99b806172e3b00000000000aea28 XMM03=ac8bc31478ec851100000000000aefa0
XMM04=d35f14e95510c1f6000000000010fef0 XMM05=d3fdd5f48436fbd700000000000aead0
XMM06=a706666f71d2f94a00000000000ae988 XMM07=a1fcdcf819d7e1e500000000000ae728
XMM08=44495f474f4c5359530069253d595449 XMM09=00000000000000000000000000000000
XMM10=00000000000000000020000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000