syzkaller login: [ 39.344355] sshd (224) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:59278' (ECDSA) to the list of known hosts.
2023/05/17 20:10:43 fuzzer started
2023/05/17 20:10:44 dialing manager at localhost:44319
2023/05/17 20:10:44 checking machine...
2023/05/17 20:10:44 checking revisions...
[ 40.586763] kmemleak: Automatic memory scanning thread ended
2023/05/17 20:10:44 testing simple program...
[ 40.659544] cgroup: Unknown subsys name 'net'
[ 40.743793] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 53.983283] audit: type=1400 audit(1684354257.559:6): avc: denied { execmem } for pid=256 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1
[ 55.110086] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 55.112418] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 55.113717] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 55.118086] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 55.120757] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 55.121979] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
executing program
[ 55.541837] ------------[ cut here ]------------
[ 55.542600] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 55.544580] WARNING: CPU: 1 PID: 257 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 55.545842] Modules linked in:
[ 55.546371] CPU: 1 PID: 257 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 55.551615] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 55.552789] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 55.553505] 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
[ 55.555677] RSP: 0018:ffff88802014fc00 EFLAGS: 00010282
[ 55.556376] RAX: 0000000000000000 RBX: ffff8880166c4840 RCX: 0000000000000000
[ 55.557311] RDX: ffff888020140000 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 55.558178] RBP: ffff8880166c4854 R08: 0000000000000001 R09: 0000000000000000
[ 55.559070] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 55.559978] R13: ffffffff84e23fe0 R14: ffff8880166c4848 R15: ffffffff84d74dc0
[ 55.560874] FS: 00005555563dc400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 55.561867] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 55.562615] CR2: 00007fbd6abf9a00 CR3: 00000000147fa000 CR4: 0000000000350ee0
[ 55.563514] Call Trace:
[ 55.563847]
[ 55.564149] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 55.564829] ipv4_frags_init_net+0x269/0x440
[ 55.565423] ops_init+0xbb/0x6b0
[ 55.565866] setup_net+0x3d9/0x990
[ 55.566356] ? down_read_killable+0x1d7/0x4e0
[ 55.566931] ? __pfx_setup_net+0x10/0x10
[ 55.567469] ? copy_net_ns+0x17c/0x770
[ 55.567982] copy_net_ns+0x321/0x770
[ 55.568502] create_new_namespaces+0x3f6/0xb30
[ 55.569106] unshare_nsproxy_namespaces+0xc1/0x200
[ 55.569763] ksys_unshare+0x44d/0x8e0
[ 55.570294] ? __pfx_ksys_unshare+0x10/0x10
[ 55.570849] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 55.571602] __x64_sys_unshare+0x31/0x40
[ 55.572128] do_syscall_64+0x3f/0x90
[ 55.572633] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 55.573324] RIP: 0033:0x7f8fcd2a20d7
[ 55.573798] 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
[ 55.575977] RSP: 002b:00007fffba93f138 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 55.576955] RAX: ffffffffffffffda RBX: 00007fffba93f778 RCX: 00007f8fcd2a20d7
[ 55.577883] RDX: 00007f8fcd30c41f RSI: 00007fffba93f0d0 RDI: 0000000040000000
[ 55.578791] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fffba93eee0
[ 55.579699] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f8fcd3b4bf0
[ 55.580603] R13: 00007fffba93f210 R14: 0000000000000000 R15: 00000000000000f8
[ 55.581526]
[ 55.581833] irq event stamp: 8547
[ 55.582293] hardirqs last enabled at (8559): [] __up_console_sem+0x78/0x80
[ 55.583345] hardirqs last disabled at (8570): [] __up_console_sem+0x5d/0x80
[ 55.584427] softirqs last enabled at (8108): [] irq_exit_rcu+0x93/0xc0
[ 55.585468] softirqs last disabled at (8093): [] irq_exit_rcu+0x93/0xc0
[ 55.586516] ---[ end trace 0000000000000000 ]---
[ 55.591982] ------------[ cut here ]------------
[ 55.592607] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 55.594300] WARNING: CPU: 1 PID: 257 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 55.595439] Modules linked in:
[ 55.595917] CPU: 1 PID: 257 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 55.597099] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 55.598100] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 55.598779] 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
[ 55.601023] RSP: 0018:ffff88802014fc00 EFLAGS: 00010282
[ 55.601704] RAX: 0000000000000000 RBX: ffff88800dcf6a40 RCX: 0000000000000000
[ 55.602589] RDX: ffff888020140000 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 55.603484] RBP: ffff88800dcf6a54 R08: 0000000000000001 R09: 0000000000000000
[ 55.604378] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 55.605293] R13: ffffffff84e23fe0 R14: ffff88800dcf6a48 R15: ffffffff84da7d60
[ 55.606157] FS: 00005555563dc400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 55.607146] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 55.607882] CR2: 00007fbd6abf9a00 CR3: 00000000147fa000 CR4: 0000000000350ee0
[ 55.608779] Call Trace:
[ 55.609108]
[ 55.609444] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 55.610056] ipv6_frags_init_net+0x206/0x3c0
[ 55.610650] ops_init+0xbb/0x6b0
[ 55.611107] setup_net+0x3d9/0x990
[ 55.611588] ? down_read_killable+0x1d7/0x4e0
[ 55.612165] ? __pfx_setup_net+0x10/0x10
[ 55.612701] ? copy_net_ns+0x17c/0x770
[ 55.613272] copy_net_ns+0x321/0x770
[ 55.613756] create_new_namespaces+0x3f6/0xb30
[ 55.614373] unshare_nsproxy_namespaces+0xc1/0x200
[ 55.614998] ksys_unshare+0x44d/0x8e0
[ 55.615513] ? __pfx_ksys_unshare+0x10/0x10
[ 55.616060] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 55.616814] __x64_sys_unshare+0x31/0x40
[ 55.617354] do_syscall_64+0x3f/0x90
[ 55.617831] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 55.618507] RIP: 0033:0x7f8fcd2a20d7
[ 55.618976] 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
[ 55.621147] RSP: 002b:00007fffba93f138 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 55.622086] RAX: ffffffffffffffda RBX: 00007fffba93f778 RCX: 00007f8fcd2a20d7
[ 55.622992] RDX: 00007f8fcd30c41f RSI: 00007fffba93f0d0 RDI: 0000000040000000
[ 55.623883] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fffba93eee0
[ 55.624791] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f8fcd3b4bf0
[ 55.625687] R13: 00007fffba93f210 R14: 0000000000000000 R15: 00000000000000f8
[ 55.626611]
[ 55.626918] irq event stamp: 10457
[ 55.627387] hardirqs last enabled at (10469): [] __up_console_sem+0x78/0x80
[ 55.628455] hardirqs last disabled at (10480): [] __up_console_sem+0x5d/0x80
[ 55.629533] softirqs last enabled at (10030): [] irq_exit_rcu+0x93/0xc0
[ 55.630586] softirqs last disabled at (10021): [] irq_exit_rcu+0x93/0xc0
[ 55.631619] ---[ end trace 0000000000000000 ]---
[ 55.633257] ------------[ cut here ]------------
[ 55.633843] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 55.635724] WARNING: CPU: 1 PID: 257 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 55.636802] Modules linked in:
[ 55.637242] CPU: 1 PID: 257 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 55.638391] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 55.639391] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 55.640039] 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
[ 55.642240] RSP: 0018:ffff88802014fbf0 EFLAGS: 00010286
[ 55.642892] RAX: 0000000000000000 RBX: ffff88800dcf7240 RCX: 0000000000000000
[ 55.643791] RDX: ffff888020140000 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 55.644693] RBP: ffff88800dcf7254 R08: 0000000000000001 R09: 0000000000000000
[ 55.645622] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 55.646522] R13: ffffffff84e23fe0 R14: ffff88800dcf7248 R15: ffffffff84db0aa0
[ 55.647407] FS: 00005555563dc400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 55.648403] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 55.649122] CR2: 00007fbd6abf9a00 CR3: 00000000147fa000 CR4: 0000000000350ee0
[ 55.650014] Call Trace:
[ 55.650380]
[ 55.650681] nf_ct_net_init+0x224/0x3d0
[ 55.651228] ? __pfx_nf_ct_net_init+0x10/0x10
[ 55.651811] ops_init+0xbb/0x6b0
[ 55.652290] setup_net+0x3d9/0x990
[ 55.652770] ? down_read_killable+0x1d7/0x4e0
[ 55.653388] ? __pfx_setup_net+0x10/0x10
[ 55.653903] ? copy_net_ns+0x17c/0x770
[ 55.654439] copy_net_ns+0x321/0x770
[ 55.654919] create_new_namespaces+0x3f6/0xb30
[ 55.655538] unshare_nsproxy_namespaces+0xc1/0x200
[ 55.656166] ksys_unshare+0x44d/0x8e0
[ 55.656705] ? __pfx_ksys_unshare+0x10/0x10
[ 55.657301] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 55.658012] __x64_sys_unshare+0x31/0x40
[ 55.658553] do_syscall_64+0x3f/0x90
[ 55.659029] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 55.659719] RIP: 0033:0x7f8fcd2a20d7
[ 55.660224] 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
[ 55.662453] RSP: 002b:00007fffba93f138 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 55.663408] RAX: ffffffffffffffda RBX: 00007fffba93f778 RCX: 00007f8fcd2a20d7
[ 55.664315] RDX: 00007f8fcd30c41f RSI: 00007fffba93f0d0 RDI: 0000000040000000
[ 55.665235] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007fffba93eee0
[ 55.666097] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f8fcd3b4bf0
[ 55.666996] R13: 00007fffba93f210 R14: 0000000000000000 R15: 00000000000000f8
[ 55.667922]
[ 55.668259] irq event stamp: 11273
[ 55.668694] hardirqs last enabled at (11283): [] __up_console_sem+0x78/0x80
[ 55.669776] hardirqs last disabled at (11294): [] __up_console_sem+0x5d/0x80
[ 55.670851] softirqs last enabled at (11156): [] irq_exit_rcu+0x93/0xc0
[ 55.671881] softirqs last disabled at (11151): [] irq_exit_rcu+0x93/0xc0
[ 55.672922] ---[ end trace 0000000000000000 ]---
[ 57.192933] Bluetooth: hci0: command 0x0409 tx timeout
executing program
[ 59.240320] Bluetooth: hci0: command 0x041b tx timeout
[ 61.288272] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 63.336257] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
20:10:55 Registers:
info registers vcpu 0
RAX=0000000000000001 RBX=1ffff1100d9c1346 RCX=ffffffff812cffcd RDX=dffffc0000000000
RSI=ffffffff8542b170 RDI=ffffffff8542a780 RBP=ffffffff8542b170 RSP=ffff88806ce099f8
R8 =ffffffff8542b192 R9 =fffffbfff0ef3939 R10=ffffffff8779c9cf R11=0000000000000001
R12=0000000000000001 R13=ffffffff8542a780 R14=ffffffff8562b848 R15=0000000000000001
RIP=ffffffff812cc740 RFL=00000012 [----A--] 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 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=00007f17cc034048 CR3=000000000edf0000 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=2039353a30313a30322037312079614d XMM01=5d3137333634352e35352020205b203a
XMM02=75636578652d7a7973203a6d6d6f4320 XMM03=20202020202020572020202020202020
XMM04=6e2d3263722d302e342e362020202020 XMM05=3a6465746e69615420302e726f747563
XMM06=32203a4449502031203a555043205d31 XMM07=6e72656b2072656c6c616b7a79732039
XMM08=7475636578652d7a7973223d6d6d6f63 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=0000000000000020 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507f85 RDI=ffffffff87f2dc00 RBP=ffffffff87f2dbc0 RSP=ffff88802014f5f0
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000020 R11=0000000000000001
R12=0000000000000020 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 00005555563dc400 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=00007fbd6abf9a00 CR3=00000000147fa000 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