syzkaller login: [ 38.034913] sshd (224) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:27042' (ECDSA) to the list of known hosts.
2023/05/16 13:52:14 fuzzer started
2023/05/16 13:52:15 dialing manager at localhost:35573
2023/05/16 13:52:15 checking machine...
2023/05/16 13:52:15 checking revisions...
[ 38.981801] kmemleak: Automatic memory scanning thread ended
2023/05/16 13:52:15 testing simple program...
[ 39.032267] cgroup: Unknown subsys name 'net'
[ 39.074770] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 51.328285] audit: type=1400 audit(1684245147.700:6): 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
[ 52.439436] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 52.442083] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 52.443762] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 52.447210] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 52.448782] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 52.451203] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 52.876416] ------------[ cut here ]------------
[ 52.877200] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 52.879148] WARNING: CPU: 1 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 52.880405] Modules linked in:
[ 52.880893] CPU: 1 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 52.885130] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 52.886150] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 52.886785] 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
[ 52.888980] RSP: 0018:ffff8880202b7c00 EFLAGS: 00010282
[ 52.889652] RAX: 0000000000000000 RBX: ffff88800ca6fc40 RCX: 0000000000000000
[ 52.890560] RDX: ffff88800945b680 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 52.891494] RBP: ffff88800ca6fc54 R08: 0000000000000001 R09: 0000000000000000
[ 52.892409] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 52.893312] R13: ffffffff84e223a0 R14: ffff88800ca6fc48 R15: ffffffff84d73340
[ 52.894231] FS: 00005555568d1400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 52.895248] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 52.896030] CR2: 00007f0c800d96f4 CR3: 000000000ed70000 CR4: 0000000000350ee0
[ 52.896912] Call Trace:
[ 52.897276]
[ 52.897582] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 52.898234] ipv4_frags_init_net+0x269/0x440
[ 52.898806] ops_init+0xbb/0x6b0
[ 52.899294] setup_net+0x3d9/0x990
[ 52.899787] ? down_read_killable+0x1d7/0x4e0
[ 52.900408] ? __pfx_setup_net+0x10/0x10
[ 52.900926] ? copy_net_ns+0x17c/0x770
[ 52.901477] copy_net_ns+0x321/0x770
[ 52.901997] create_new_namespaces+0x3f6/0xb30
[ 52.902611] unshare_nsproxy_namespaces+0xc1/0x200
[ 52.903269] ksys_unshare+0x44d/0x8e0
[ 52.903790] ? __pfx_ksys_unshare+0x10/0x10
[ 52.904388] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 52.905148] __x64_sys_unshare+0x31/0x40
[ 52.905677] do_syscall_64+0x3f/0x90
[ 52.906188] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 52.906853] RIP: 0033:0x7f3f6a6f70d7
[ 52.907384] 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
[ 52.909659] RSP: 002b:00007ffc129ad008 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 52.910633] RAX: ffffffffffffffda RBX: 00007ffc129ad648 RCX: 00007f3f6a6f70d7
[ 52.911552] RDX: 00007f3f6a76141f RSI: 00007ffc129acfa0 RDI: 0000000040000000
[ 52.912466] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffc129acdb0
[ 52.913377] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f3f6a809bf0
[ 52.914289] R13: 00007ffc129ad0e0 R14: 0000000000000000 R15: 00000000000000f8
[ 52.915218]
[ 52.915536] irq event stamp: 8229
[ 52.916006] hardirqs last enabled at (8241): [] __up_console_sem+0x78/0x80
[ 52.917120] hardirqs last disabled at (8252): [] __up_console_sem+0x5d/0x80
[ 52.918218] softirqs last enabled at (7712): [] irq_exit_rcu+0x93/0xc0
[ 52.919277] softirqs last disabled at (7707): [] irq_exit_rcu+0x93/0xc0
[ 52.920367] ---[ end trace 0000000000000000 ]---
[ 52.925460] ------------[ cut here ]------------
[ 52.926344] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 52.928061] WARNING: CPU: 1 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 52.929148] Modules linked in:
[ 52.929571] CPU: 1 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 52.930762] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 52.931864] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 52.932556] 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
[ 52.934814] RSP: 0018:ffff8880202b7c00 EFLAGS: 00010282
[ 52.935522] RAX: 0000000000000000 RBX: ffff8880167dd040 RCX: 0000000000000000
[ 52.936454] RDX: ffff88800945b680 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 52.937373] RBP: ffff8880167dd054 R08: 0000000000000001 R09: 0000000000000000
[ 52.938299] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 52.939224] R13: ffffffff84e223a0 R14: ffff8880167dd048 R15: ffffffff84da62e0
[ 52.940166] FS: 00005555568d1400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 52.941191] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 52.941925] CR2: 00007f0c800d96f4 CR3: 000000000ed70000 CR4: 0000000000350ee0
[ 52.942834] Call Trace:
[ 52.943201]
[ 52.943523] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 52.944185] ipv6_frags_init_net+0x206/0x3c0
[ 52.944760] ops_init+0xbb/0x6b0
[ 52.945242] setup_net+0x3d9/0x990
[ 52.945717] ? down_read_killable+0x1d7/0x4e0
[ 52.946331] ? __pfx_setup_net+0x10/0x10
[ 52.946857] ? copy_net_ns+0x17c/0x770
[ 52.947428] copy_net_ns+0x321/0x770
[ 52.947920] create_new_namespaces+0x3f6/0xb30
[ 52.948554] unshare_nsproxy_namespaces+0xc1/0x200
[ 52.949223] ksys_unshare+0x44d/0x8e0
[ 52.949765] ? __pfx_ksys_unshare+0x10/0x10
[ 52.950359] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 52.951124] __x64_sys_unshare+0x31/0x40
[ 52.951667] do_syscall_64+0x3f/0x90
[ 52.952189] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 52.952849] RIP: 0033:0x7f3f6a6f70d7
[ 52.953358] 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
[ 52.955627] RSP: 002b:00007ffc129ad008 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 52.956610] RAX: ffffffffffffffda RBX: 00007ffc129ad648 RCX: 00007f3f6a6f70d7
[ 52.957525] RDX: 00007f3f6a76141f RSI: 00007ffc129acfa0 RDI: 0000000040000000
[ 52.958446] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffc129acdb0
[ 52.959381] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f3f6a809bf0
[ 52.960314] R13: 00007ffc129ad0e0 R14: 0000000000000000 R15: 00000000000000f8
[ 52.961255]
[ 52.961561] irq event stamp: 9999
[ 52.962031] hardirqs last enabled at (10011): [] __up_console_sem+0x78/0x80
[ 52.963136] hardirqs last disabled at (10022): [] __up_console_sem+0x5d/0x80
[ 52.964244] softirqs last enabled at (9624): [] irq_exit_rcu+0x93/0xc0
[ 52.965307] softirqs last disabled at (9615): [] irq_exit_rcu+0x93/0xc0
[ 52.966372] ---[ end trace 0000000000000000 ]---
[ 52.967706] ------------[ cut here ]------------
[ 52.968350] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 52.970341] WARNING: CPU: 1 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 52.971446] Modules linked in:
[ 52.971865] CPU: 1 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 52.973060] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 52.974104] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 52.974768] 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
[ 52.977021] RSP: 0018:ffff8880202b7bf0 EFLAGS: 00010286
[ 52.977693] RAX: 0000000000000000 RBX: ffff8880167dc840 RCX: 0000000000000000
[ 52.978609] RDX: ffff88800945b680 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 52.979556] RBP: ffff8880167dc854 R08: 0000000000000001 R09: 0000000000000000
[ 52.980469] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 52.981376] R13: ffffffff84e223a0 R14: ffff8880167dc848 R15: ffffffff84daf020
[ 52.982307] FS: 00005555568d1400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 52.983333] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 52.984122] CR2: 00007f0c800d96f4 CR3: 000000000ed70000 CR4: 0000000000350ee0
[ 52.985033] Call Trace:
[ 52.985364]
[ 52.985661] nf_ct_net_init+0x224/0x3d0
[ 52.986212] ? __pfx_nf_ct_net_init+0x10/0x10
[ 52.986783] ops_init+0xbb/0x6b0
[ 52.987249] setup_net+0x3d9/0x990
[ 52.987716] ? down_read_killable+0x1d7/0x4e0
[ 52.988319] ? __pfx_setup_net+0x10/0x10
[ 52.988830] ? copy_net_ns+0x17c/0x770
[ 52.989367] copy_net_ns+0x321/0x770
[ 52.989848] create_new_namespaces+0x3f6/0xb30
[ 52.990464] unshare_nsproxy_namespaces+0xc1/0x200
[ 52.991110] ksys_unshare+0x44d/0x8e0
[ 52.991613] ? __pfx_ksys_unshare+0x10/0x10
[ 52.992191] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 52.992915] __x64_sys_unshare+0x31/0x40
[ 52.993456] do_syscall_64+0x3f/0x90
[ 52.993930] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 52.994614] RIP: 0033:0x7f3f6a6f70d7
[ 52.995119] 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
[ 52.997366] RSP: 002b:00007ffc129ad008 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 52.998352] RAX: ffffffffffffffda RBX: 00007ffc129ad648 RCX: 00007f3f6a6f70d7
[ 52.999265] RDX: 00007f3f6a76141f RSI: 00007ffc129acfa0 RDI: 0000000040000000
[ 53.000187] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffc129acdb0
[ 53.001105] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f3f6a809bf0
[ 53.002026] R13: 00007ffc129ad0e0 R14: 0000000000000000 R15: 00000000000000f8
[ 53.002933]
[ 53.003274] irq event stamp: 10735
[ 53.003732] hardirqs last enabled at (10745): [] __up_console_sem+0x78/0x80
[ 53.004844] hardirqs last disabled at (10756): [] __up_console_sem+0x5d/0x80
[ 53.005975] softirqs last enabled at (10614): [] irq_exit_rcu+0x93/0xc0
[ 53.007049] softirqs last disabled at (10609): [] irq_exit_rcu+0x93/0xc0
[ 53.008139] ---[ end trace 0000000000000000 ]---
executing program
[ 54.458710] Bluetooth: hci0: command 0x0409 tx timeout
[ 56.506680] Bluetooth: hci0: command 0x041b tx timeout
executing program
[ 58.554072] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 60.602035] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
13:52:25 Registers:
info registers vcpu 0
RAX=0000000000000001 RBX=ffffffff85dfc114 RCX=ffffffff81866b2a RDX=0000000000000003
RSI=ffffffff861376e8 RDI=ffffffff85dfc110 RBP=ffffffff85dfc110 RSP=ffff888016c1f598
R8 =ffffffff861376e8 R9 =ffffffff861375f0 R10=0000000000038001 R11=00000000000228c4
R12=ffffffff85dfc11c R13=ffffffff85dfc110 R14=ffffffff85dfc110 R15=dffffc0000000000
RIP=ffffffff81130c53 RFL=00000213 [----A-C] 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 00007f6c5c81e700 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=00007f5c1628f000 CR3=000000000de64000 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=2039323a32353a33312036312079614d XMM01=5d3530343038382e32352020205b203a
XMM02=646f4d205d3530343038382e32352020 XMM03=6b7a79732039323a32353a3331203631
XMM04=7379735f74656e5f7265747369676572 XMM05=732f74656e20746120383532203a4449
XMM06=57205d3834313937382e32352020205b XMM07=79732039323a32353a33312036312079
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=ffffffff82507685 RDI=ffffffff87f27c00 RBP=ffffffff87f27bc0 RSP=ffff8880202b75f0
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000020 R11=0000000000000001
R12=0000000000000020 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 00005555568d1400 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=00007f0c800d96f4 CR3=000000000ed70000 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