syzkaller login: [ 35.696443] sshd (226) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:26971' (ECDSA) to the list of known hosts.
2023/05/18 02:15:18 fuzzer started
2023/05/18 02:15:19 dialing manager at localhost:44319
2023/05/18 02:15:19 checking machine...
2023/05/18 02:15:19 checking revisions...
[ 36.970764] kmemleak: Automatic memory scanning thread ended
2023/05/18 02:15:19 testing simple program...
[ 37.035432] cgroup: Unknown subsys name 'net'
[ 37.111860] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 50.382853] audit: type=1400 audit(1684376132.679:6): 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
[ 51.543178] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 51.544719] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 51.547015] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 51.549804] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 51.552117] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 51.553252] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
executing program
[ 51.956455] ------------[ cut here ]------------
[ 51.957324] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 51.959362] WARNING: CPU: 1 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 51.960651] Modules linked in:
[ 51.961176] CPU: 1 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 51.966103] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 51.967145] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 51.967802] 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
[ 51.969975] RSP: 0018:ffff88801f6d7c00 EFLAGS: 00010282
[ 51.970657] RAX: 0000000000000000 RBX: ffff88800d7cf440 RCX: 0000000000000000
[ 51.971573] RDX: ffff888009bf8000 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 51.972482] RBP: ffff88800d7cf454 R08: 0000000000000001 R09: 0000000000000000
[ 51.973410] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 51.974312] R13: ffffffff84e23fe0 R14: ffff88800d7cf448 R15: ffffffff84d74dc0
[ 51.975279] FS: 00005555569e4400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 51.976516] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 51.977317] CR2: 00007f005cd266f4 CR3: 0000000015a3a000 CR4: 0000000000350ee0
[ 51.978230] Call Trace:
[ 51.978575]
[ 51.978917] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 51.979565] ipv4_frags_init_net+0x269/0x440
[ 51.980157] ops_init+0xbb/0x6b0
[ 51.980626] setup_net+0x3d9/0x990
[ 51.981149] ? down_read_killable+0x1d7/0x4e0
[ 51.981738] ? __pfx_setup_net+0x10/0x10
[ 51.982317] ? copy_net_ns+0x17c/0x770
[ 51.982835] copy_net_ns+0x321/0x770
[ 51.983367] create_new_namespaces+0x3f6/0xb30
[ 51.983991] unshare_nsproxy_namespaces+0xc1/0x200
[ 51.984621] ksys_unshare+0x44d/0x8e0
[ 51.985161] ? __pfx_ksys_unshare+0x10/0x10
[ 51.985709] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 51.986462] __x64_sys_unshare+0x31/0x40
[ 51.987006] do_syscall_64+0x3f/0x90
[ 51.987521] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 51.988191] RIP: 0033:0x7f14b6d190d7
[ 51.988673] 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
[ 51.990847] RSP: 002b:00007ffdda8d2ff8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 51.991790] RAX: ffffffffffffffda RBX: 00007ffdda8d3638 RCX: 00007f14b6d190d7
[ 51.992708] RDX: 00007f14b6d8341f RSI: 00007ffdda8d2f90 RDI: 0000000040000000
[ 51.993623] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffdda8d2da0
[ 51.994527] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f14b6e2bbf0
[ 51.995421] R13: 00007ffdda8d30d0 R14: 0000000000000000 R15: 00000000000000f8
[ 51.996344]
[ 51.996646] irq event stamp: 8749
[ 51.997119] hardirqs last enabled at (8761): [] __up_console_sem+0x78/0x80
[ 51.998210] hardirqs last disabled at (8772): [] __up_console_sem+0x5d/0x80
[ 51.999296] softirqs last enabled at (8288): [] irq_exit_rcu+0x93/0xc0
[ 52.000357] softirqs last disabled at (8267): [] irq_exit_rcu+0x93/0xc0
[ 52.001449] ---[ end trace 0000000000000000 ]---
[ 52.006791] ------------[ cut here ]------------
[ 52.007422] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 52.009133] WARNING: CPU: 1 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 52.010200] Modules linked in:
[ 52.010640] CPU: 1 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 52.011811] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 52.012843] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 52.013547] 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
[ 52.015739] RSP: 0018:ffff88801f6d7c00 EFLAGS: 00010282
[ 52.016441] RAX: 0000000000000000 RBX: ffff88800c5de240 RCX: 0000000000000000
[ 52.017369] RDX: ffff888009bf8000 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 52.018264] RBP: ffff88800c5de254 R08: 0000000000000001 R09: 0000000000000000
[ 52.019155] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 52.020055] R13: ffffffff84e23fe0 R14: ffff88800c5de248 R15: ffffffff84da7d60
[ 52.020984] FS: 00005555569e4400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 52.021996] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 52.022726] CR2: 00007f005cd266f4 CR3: 0000000015a3a000 CR4: 0000000000350ee0
[ 52.023629] Call Trace:
[ 52.023987]
[ 52.024314] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 52.024978] ipv6_frags_init_net+0x206/0x3c0
[ 52.025553] ops_init+0xbb/0x6b0
[ 52.026037] setup_net+0x3d9/0x990
[ 52.026507] ? down_read_killable+0x1d7/0x4e0
[ 52.027106] ? __pfx_setup_net+0x10/0x10
[ 52.027630] ? copy_net_ns+0x17c/0x770
[ 52.028167] copy_net_ns+0x321/0x770
[ 52.028662] create_new_namespaces+0x3f6/0xb30
[ 52.029328] unshare_nsproxy_namespaces+0xc1/0x200
[ 52.029980] ksys_unshare+0x44d/0x8e0
[ 52.030492] ? __pfx_ksys_unshare+0x10/0x10
[ 52.031066] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 52.031794] __x64_sys_unshare+0x31/0x40
[ 52.032388] do_syscall_64+0x3f/0x90
[ 52.032915] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 52.033572] RIP: 0033:0x7f14b6d190d7
[ 52.034068] 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
[ 52.036238] RSP: 002b:00007ffdda8d2ff8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 52.037245] RAX: ffffffffffffffda RBX: 00007ffdda8d3638 RCX: 00007f14b6d190d7
[ 52.038153] RDX: 00007f14b6d8341f RSI: 00007ffdda8d2f90 RDI: 0000000040000000
[ 52.039065] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffdda8d2da0
[ 52.039967] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f14b6e2bbf0
[ 52.040850] R13: 00007ffdda8d30d0 R14: 0000000000000000 R15: 00000000000000f8
[ 52.041790]
[ 52.042126] irq event stamp: 10491
[ 52.042573] hardirqs last enabled at (10501): [] __up_console_sem+0x78/0x80
[ 52.043654] hardirqs last disabled at (10512): [] __up_console_sem+0x5d/0x80
[ 52.044712] softirqs last enabled at (10416): [] irq_exit_rcu+0x93/0xc0
[ 52.045812] softirqs last disabled at (10407): [] irq_exit_rcu+0x93/0xc0
[ 52.046849] ---[ end trace 0000000000000000 ]---
[ 52.048338] ------------[ cut here ]------------
[ 52.049060] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 52.050985] WARNING: CPU: 1 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 52.052042] Modules linked in:
[ 52.052457] CPU: 1 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 52.053653] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 52.054699] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 52.055415] 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
[ 52.057634] RSP: 0018:ffff88801f6d7bf0 EFLAGS: 00010286
[ 52.058335] RAX: 0000000000000000 RBX: ffff88800de6e440 RCX: 0000000000000000
[ 52.059230] RDX: ffff888009bf8000 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 52.060144] RBP: ffff88800de6e454 R08: 0000000000000001 R09: 0000000000000000
[ 52.061042] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 52.061971] R13: ffffffff84e23fe0 R14: ffff88800de6e448 R15: ffffffff84db0aa0
[ 52.062832] FS: 00005555569e4400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 52.063840] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 52.064615] CR2: 00007f005cd266f4 CR3: 0000000015a3a000 CR4: 0000000000350ee0
[ 52.065549] Call Trace:
[ 52.065875]
[ 52.066213] nf_ct_net_init+0x224/0x3d0
[ 52.066743] ? __pfx_nf_ct_net_init+0x10/0x10
[ 52.067364] ops_init+0xbb/0x6b0
[ 52.067814] setup_net+0x3d9/0x990
[ 52.068313] ? down_read_killable+0x1d7/0x4e0
[ 52.068942] ? __pfx_setup_net+0x10/0x10
[ 52.069480] ? copy_net_ns+0x17c/0x770
[ 52.070024] copy_net_ns+0x321/0x770
[ 52.070520] create_new_namespaces+0x3f6/0xb30
[ 52.071139] unshare_nsproxy_namespaces+0xc1/0x200
[ 52.071766] ksys_unshare+0x44d/0x8e0
[ 52.072320] ? __pfx_ksys_unshare+0x10/0x10
[ 52.072941] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 52.073674] __x64_sys_unshare+0x31/0x40
[ 52.074249] do_syscall_64+0x3f/0x90
[ 52.074725] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 52.075414] RIP: 0033:0x7f14b6d190d7
[ 52.075916] 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
[ 52.078326] RSP: 002b:00007ffdda8d2ff8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 52.079301] RAX: ffffffffffffffda RBX: 00007ffdda8d3638 RCX: 00007f14b6d190d7
[ 52.080176] RDX: 00007f14b6d8341f RSI: 00007ffdda8d2f90 RDI: 0000000040000000
[ 52.081088] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffdda8d2da0
[ 52.081976] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f14b6e2bbf0
[ 52.082856] R13: 00007ffdda8d30d0 R14: 0000000000000000 R15: 00000000000000f8
[ 52.083791]
[ 52.084134] irq event stamp: 11357
[ 52.084585] hardirqs last enabled at (11367): [] __up_console_sem+0x78/0x80
[ 52.085684] hardirqs last disabled at (11378): [] __up_console_sem+0x5d/0x80
[ 52.086768] softirqs last enabled at (11184): [] irq_exit_rcu+0x93/0xc0
[ 52.087826] softirqs last disabled at (11179): [] irq_exit_rcu+0x93/0xc0
[ 52.088863] ---[ end trace 0000000000000000 ]---
[ 53.630609] Bluetooth: hci0: command 0x0409 tx timeout
executing program
[ 55.677060] Bluetooth: hci0: command 0x041b tx timeout
[ 57.725029] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 59.772971] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
02:15:33 Registers:
info registers vcpu 0
RAX=0000000080000000 RBX=0000000000000001 RCX=0000000080000000 RDX=ffff88800e283680
RSI=ffffffff814c640e RDI=0000000000000005 RBP=0000000000000001 RSP=ffff88800dd37280
R8 =0000000000000005 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001
R12=0000000000000000 R13=0000000000000000 R14=ffffffff856525c8 R15=0000000000000020
RIP=ffffffff814be651 RFL=00000202 [-------] 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 00007fe733cfb900 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=00007fe7331847d0 CR3=000000000ebec000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134
XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572
XMM04=82311c505b8e8856000000000013b8d8 XMM05=d3fdd5f48436fbd700000000000aead0
XMM06=e92dd2cb6a3adece00000000000ae988 XMM07=00000000000000000000000000000000
XMM08=44495f474f4c5359530069253d595449 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000020000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=000000000000002d RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507f85 RDI=ffffffff87f2dc00 RBP=ffffffff87f2dbc0 RSP=ffff88801f6d75f0
R8 =0000000000000001 R9 =000000000000000a R10=000000000000002d R11=0000000000000001
R12=000000000000002d 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 00005555569e4400 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=00007f005cd266f4 CR3=0000000015a3a000 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