syzkaller login: [ 33.589559] sshd (218) used greatest stack depth: 24168 bytes left
Warning: Permanently added '[localhost]:45515' (ECDSA) to the list of known hosts.
2023/05/17 13:43:25 fuzzer started
2023/05/17 13:43:25 dialing manager at localhost:44319
2023/05/17 13:43:25 checking machine...
2023/05/17 13:43:25 checking revisions...
[ 35.743741] kmemleak: Automatic memory scanning thread ended
2023/05/17 13:43:25 testing simple program...
[ 35.815821] cgroup: Unknown subsys name 'net'
[ 35.886096] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 48.800699] audit: type=1400 audit(1684331018.902:6): 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
[ 49.927880] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 49.930673] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 49.938624] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 49.941683] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 49.943544] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 49.944950] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 50.325519] ------------[ cut here ]------------
[ 50.326249] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 50.328283] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 50.329507] Modules linked in:
[ 50.329946] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 50.334811] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 50.335963] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 50.336740] 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 60 40 e2 84 e8 fa ff d4 fc <0f> 0b 48 89 e8 48 c1 e8 03 42 0f b6 14 20 48 89 e8 83 e0 07 83 c0
[ 50.339173] RSP: 0018:ffff88801413fc00 EFLAGS: 00010282
[ 50.339941] RAX: 0000000000000000 RBX: ffff88800d797440 RCX: 0000000000000000
[ 50.340928] RDX: ffff88800e709b40 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 50.341878] RBP: ffff88800d797454 R08: 0000000000000001 R09: 0000000000000000
[ 50.342814] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 50.343752] R13: ffffffff84e23fe0 R14: ffff88800d797448 R15: ffffffff84d74dc0
[ 50.344678] FS: 000055555646c400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 50.345757] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 50.346538] CR2: 00007f1ffec166f4 CR3: 000000000f63e000 CR4: 0000000000350ef0
[ 50.347470] Call Trace:
[ 50.347821]
[ 50.348148] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 50.348850] ipv4_frags_init_net+0x269/0x440
[ 50.349494] ops_init+0xbb/0x6b0
[ 50.349983] setup_net+0x3d9/0x990
[ 50.350502] ? down_read_killable+0x1d7/0x4e0
[ 50.351133] ? __pfx_setup_net+0x10/0x10
[ 50.351710] ? copy_net_ns+0x17c/0x770
[ 50.352265] copy_net_ns+0x321/0x770
[ 50.352830] create_new_namespaces+0x3f6/0xb30
[ 50.353488] unshare_nsproxy_namespaces+0xc1/0x200
[ 50.354137] ksys_unshare+0x44d/0x8e0
[ 50.354707] ? __pfx_ksys_unshare+0x10/0x10
[ 50.355306] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 50.356095] __x64_sys_unshare+0x31/0x40
[ 50.356676] do_syscall_64+0x3f/0x90
[ 50.357196] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 50.357916] RIP: 0033:0x7fe8f065a0d7
[ 50.358402] 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
[ 50.360696] RSP: 002b:00007ffc05b453f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 50.361726] RAX: ffffffffffffffda RBX: 00007ffc05b45a38 RCX: 00007fe8f065a0d7
[ 50.362652] RDX: 00007fe8f06c441f RSI: 00007ffc05b45390 RDI: 0000000040000000
[ 50.363616] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffc05b451a0
[ 50.364565] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fe8f076cbf0
[ 50.365521] R13: 00007ffc05b454d0 R14: 0000000000000000 R15: 00000000000000f8
[ 50.366478]
[ 50.366799] irq event stamp: 7613
[ 50.367238] hardirqs last enabled at (7623): [] __up_console_sem+0x78/0x80
[ 50.368375] hardirqs last disabled at (7634): [] __up_console_sem+0x5d/0x80
[ 50.369503] softirqs last enabled at (7110): [] irq_exit_rcu+0x93/0xc0
[ 50.370592] softirqs last disabled at (7081): [] irq_exit_rcu+0x93/0xc0
[ 50.371661] ---[ end trace 0000000000000000 ]---
[ 50.376752] ------------[ cut here ]------------
[ 50.377382] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 50.379171] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 50.380335] Modules linked in:
[ 50.380810] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 50.382037] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 50.383103] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 50.383823] 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 60 40 e2 84 e8 fa ff d4 fc <0f> 0b 48 89 e8 48 c1 e8 03 42 0f b6 14 20 48 89 e8 83 e0 07 83 c0
[ 50.386102] RSP: 0018:ffff88801413fc00 EFLAGS: 00010282
[ 50.386828] RAX: 0000000000000000 RBX: ffff88800e757640 RCX: 0000000000000000
[ 50.387765] RDX: ffff88800e709b40 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 50.388699] RBP: ffff88800e757654 R08: 0000000000000001 R09: 0000000000000000
[ 50.389668] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 50.390605] R13: ffffffff84e23fe0 R14: ffff88800e757648 R15: ffffffff84da7d60
[ 50.391548] FS: 000055555646c400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 50.392610] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 50.393384] CR2: 00007f1ffec166f4 CR3: 000000000f63e000 CR4: 0000000000350ef0
[ 50.394332] Call Trace:
[ 50.394712]
[ 50.395028] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 50.395714] ipv6_frags_init_net+0x206/0x3c0
[ 50.396307] ops_init+0xbb/0x6b0
[ 50.396832] setup_net+0x3d9/0x990
[ 50.397322] ? down_read_killable+0x1d7/0x4e0
[ 50.397965] ? __pfx_setup_net+0x10/0x10
[ 50.398547] ? copy_net_ns+0x17c/0x770
[ 50.399080] copy_net_ns+0x321/0x770
[ 50.399632] create_new_namespaces+0x3f6/0xb30
[ 50.400252] unshare_nsproxy_namespaces+0xc1/0x200
[ 50.400959] ksys_unshare+0x44d/0x8e0
[ 50.401513] ? __pfx_ksys_unshare+0x10/0x10
[ 50.402085] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 50.402854] __x64_sys_unshare+0x31/0x40
[ 50.403405] do_syscall_64+0x3f/0x90
[ 50.403955] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 50.404662] RIP: 0033:0x7fe8f065a0d7
[ 50.405182] 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
[ 50.407537] RSP: 002b:00007ffc05b453f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 50.408566] RAX: ffffffffffffffda RBX: 00007ffc05b45a38 RCX: 00007fe8f065a0d7
[ 50.409532] RDX: 00007fe8f06c441f RSI: 00007ffc05b45390 RDI: 0000000040000000
[ 50.410481] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffc05b451a0
[ 50.411455] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fe8f076cbf0
[ 50.412371] R13: 00007ffc05b454d0 R14: 0000000000000000 R15: 00000000000000f8
[ 50.413347]
[ 50.413695] irq event stamp: 9401
[ 50.414154] hardirqs last enabled at (9411): [] __up_console_sem+0x78/0x80
[ 50.415260] hardirqs last disabled at (9422): [] __up_console_sem+0x5d/0x80
[ 50.416366] softirqs last enabled at (9308): [] irq_exit_rcu+0x93/0xc0
[ 50.417513] softirqs last disabled at (9303): [] irq_exit_rcu+0x93/0xc0
[ 50.418604] ---[ end trace 0000000000000000 ]---
[ 50.420724] ------------[ cut here ]------------
[ 50.421375] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 50.423481] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 50.424653] Modules linked in:
[ 50.425124] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 50.426404] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 50.427547] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 50.428255] 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 60 40 e2 84 e8 fa ff d4 fc <0f> 0b 48 89 e8 48 c1 e8 03 42 0f b6 14 20 48 89 e8 83 e0 07 83 c0
[ 50.430657] RSP: 0018:ffff88801413fbf0 EFLAGS: 00010286
[ 50.431381] RAX: 0000000000000000 RBX: ffff88800e757040 RCX: 0000000000000000
[ 50.432366] RDX: ffff88800e709b40 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 50.433375] RBP: ffff88800e757054 R08: 0000000000000001 R09: 0000000000000000
[ 50.434363] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 50.435360] R13: ffffffff84e23fe0 R14: ffff88800e757048 R15: ffffffff84db0aa0
[ 50.436324] FS: 000055555646c400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 50.437463] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 50.438246] CR2: 00007f1ffec166f4 CR3: 000000000f63e000 CR4: 0000000000350ef0
[ 50.439233] Call Trace:
[ 50.439625]
[ 50.439955] nf_ct_net_init+0x224/0x3d0
[ 50.440558] ? __pfx_nf_ct_net_init+0x10/0x10
[ 50.441209] ops_init+0xbb/0x6b0
[ 50.441736] setup_net+0x3d9/0x990
[ 50.442240] ? down_read_killable+0x1d7/0x4e0
[ 50.442912] ? __pfx_setup_net+0x10/0x10
[ 50.443505] ? copy_net_ns+0x17c/0x770
[ 50.444064] copy_net_ns+0x321/0x770
[ 50.444642] create_new_namespaces+0x3f6/0xb30
[ 50.445290] unshare_nsproxy_namespaces+0xc1/0x200
[ 50.445978] ksys_unshare+0x44d/0x8e0
[ 50.446527] ? __pfx_ksys_unshare+0x10/0x10
[ 50.447101] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 50.447882] __x64_sys_unshare+0x31/0x40
[ 50.448465] do_syscall_64+0x3f/0x90
[ 50.448986] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 50.449697] RIP: 0033:0x7fe8f065a0d7
[ 50.450194] 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
[ 50.452468] RSP: 002b:00007ffc05b453f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 50.453490] RAX: ffffffffffffffda RBX: 00007ffc05b45a38 RCX: 00007fe8f065a0d7
[ 50.454378] RDX: 00007fe8f06c441f RSI: 00007ffc05b45390 RDI: 0000000040000000
[ 50.455370] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffc05b451a0
[ 50.456310] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fe8f076cbf0
[ 50.457269] R13: 00007ffc05b454d0 R14: 0000000000000000 R15: 00000000000000f8
[ 50.458231]
[ 50.458582] irq event stamp: 10243
[ 50.459039] hardirqs last enabled at (10253): [] __up_console_sem+0x78/0x80
[ 50.460167] hardirqs last disabled at (10264): [] __up_console_sem+0x5d/0x80
[ 50.461329] softirqs last enabled at (10190): [] irq_exit_rcu+0x93/0xc0
[ 50.462445] softirqs last disabled at (10179): [] irq_exit_rcu+0x93/0xc0
[ 50.463547] ---[ end trace 0000000000000000 ]---
executing program
[ 52.007110] Bluetooth: hci0: command 0x0409 tx timeout
executing program
[ 54.054551] Bluetooth: hci0: command 0x041b tx timeout
[ 56.102508] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 58.150523] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
13:43:40 Registers:
info registers vcpu 0
RAX=0000000000000079 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507f85 RDI=ffffffff87f2dc00 RBP=ffffffff87f2dbc0 RSP=ffff88801413f5f0
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000079 R11=0000000000000001
R12=0000000000000079 R13=ffffffff87f2dbc0 R14=0000000000000010 R15=ffffffff82507f70
RIP=ffffffff82507fdd 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 000055555646c400 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=00007f1ffec166f4 CR3=000000000f63e000 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=0000000000030e69 RBX=0000000000000001 RCX=ffffffff844d0a0e RDX=0000000000000000
RSI=0000000000000000 RDI=ffffffff81287415 RBP=dffffc0000000000 RSP=ffff888008dcfe70
R8 =0000000000000001 R9 =ffffed100d9e69f8 R10=ffff88806cf34fc3 R11=0000000000000001
R12=ffffffff85d35a10 R13=1ffff110011b9fd3 R14=0000000000000000 R15=0000000000000000
RIP=ffffffff844d199f 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 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=00007f5e28fa20a0 CR3=000000000e5fa000 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=41d09ca3e5ba3fafad4fbaefca77cbb8
XMM02=6b1e99b806172e3b00000000000aea28 XMM03=ac8bc31478ec851100000000000aefa0
XMM04=e64c6f8c42bddaa8000000000013bc20 XMM05=d3fdd5f48436fbd700000000000aead0
XMM06=ec44fefb7e0e6f5600000000000ae988 XMM07=a1fcdcf819d7e1e500000000000ae728
XMM08=44495f474f4c5359530069253d595449 XMM09=00000000000000000000000000000000
XMM10=00200000000000000020000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000