syzkaller login: [ 34.940001] sshd (225) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:33095' (ECDSA) to the list of known hosts.
2023/05/16 18:02:43 fuzzer started
2023/05/16 18:02:44 dialing manager at localhost:35573
2023/05/16 18:02:44 checking machine...
2023/05/16 18:02:44 checking revisions...
[ 36.093202] kmemleak: Automatic memory scanning thread ended
2023/05/16 18:02:44 testing simple program...
[ 36.166411] cgroup: Unknown subsys name 'net'
[ 36.305479] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 48.300818] audit: type=1400 audit(1684260176.373:6): 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
[ 49.399639] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 49.402591] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 49.404005] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 49.407592] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 49.409290] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 49.410683] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 49.818261] ------------[ cut here ]------------
[ 49.819167] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 49.821558] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 49.822990] Modules linked in:
[ 49.823507] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 49.828277] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 49.829469] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 49.830285] 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
[ 49.832826] RSP: 0018:ffff888016b67c00 EFLAGS: 00010282
[ 49.833619] RAX: 0000000000000000 RBX: ffff88800df3d440 RCX: 0000000000000000
[ 49.834674] RDX: ffff888016d0b680 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 49.835717] RBP: ffff88800df3d454 R08: 0000000000000001 R09: 0000000000000000
[ 49.836761] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 49.837799] R13: ffffffff84e223a0 R14: ffff88800df3d448 R15: ffffffff84d73340
[ 49.838852] FS: 0000555557399400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 49.840011] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 49.840869] CR2: 00007fc9dd7b5000 CR3: 000000000c662000 CR4: 0000000000350ef0
[ 49.841897] Call Trace:
[ 49.842335]
[ 49.842683] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 49.843421] ipv4_frags_init_net+0x269/0x440
[ 49.844102] ops_init+0xbb/0x6b0
[ 49.844618] setup_net+0x3d9/0x990
[ 49.845179] ? down_read_killable+0x1d7/0x4e0
[ 49.845838] ? __pfx_setup_net+0x10/0x10
[ 49.846463] ? copy_net_ns+0x17c/0x770
[ 49.847087] copy_net_ns+0x321/0x770
[ 49.847643] create_new_namespaces+0x3f6/0xb30
[ 49.848370] unshare_nsproxy_namespaces+0xc1/0x200
[ 49.849118] ksys_unshare+0x44d/0x8e0
[ 49.849683] ? __pfx_ksys_unshare+0x10/0x10
[ 49.850381] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 49.851241] __x64_sys_unshare+0x31/0x40
[ 49.851843] do_syscall_64+0x3f/0x90
[ 49.852437] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 49.853212] RIP: 0033:0x7ff131ae40d7
[ 49.853754] 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
[ 49.856277] RSP: 002b:00007ffe68992158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 49.857379] RAX: ffffffffffffffda RBX: 00007ffe68992798 RCX: 00007ff131ae40d7
[ 49.858437] RDX: 00007ff131b4e41f RSI: 00007ffe689920f0 RDI: 0000000040000000
[ 49.859466] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe68991f00
[ 49.860496] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ff131bf6bf0
[ 49.861519] R13: 00007ffe68992230 R14: 0000000000000000 R15: 00000000000000f8
[ 49.862596]
[ 49.862943] irq event stamp: 9665
[ 49.863463] hardirqs last enabled at (9677): [] __up_console_sem+0x78/0x80
[ 49.864673] hardirqs last disabled at (9688): [] __up_console_sem+0x5d/0x80
[ 49.865896] softirqs last enabled at (9470): [] irq_exit_rcu+0x93/0xc0
[ 49.867103] softirqs last disabled at (9465): [] irq_exit_rcu+0x93/0xc0
[ 49.868275] ---[ end trace 0000000000000000 ]---
[ 49.874828] ------------[ cut here ]------------
[ 49.875532] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 49.877426] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 49.878623] Modules linked in:
[ 49.879112] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 49.880396] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 49.881524] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 49.882286] 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
[ 49.884697] RSP: 0018:ffff888016b67c00 EFLAGS: 00010282
[ 49.885466] RAX: 0000000000000000 RBX: ffff8880135dce40 RCX: 0000000000000000
[ 49.886511] RDX: ffff888016d0b680 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 49.887569] RBP: ffff8880135dce54 R08: 0000000000000001 R09: 0000000000000000
[ 49.888563] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 49.889544] R13: ffffffff84e223a0 R14: ffff8880135dce48 R15: ffffffff84da62e0
[ 49.890541] FS: 0000555557399400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 49.891646] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 49.892463] CR2: 00007fc9dd7b5000 CR3: 000000000c662000 CR4: 0000000000350ef0
[ 49.893440] Call Trace:
[ 49.893803]
[ 49.894190] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 49.894865] ipv6_frags_init_net+0x206/0x3c0
[ 49.895529] ops_init+0xbb/0x6b0
[ 49.896031] setup_net+0x3d9/0x990
[ 49.896585] ? down_read_killable+0x1d7/0x4e0
[ 49.897262] ? __pfx_setup_net+0x10/0x10
[ 49.897837] ? copy_net_ns+0x17c/0x770
[ 49.898452] copy_net_ns+0x321/0x770
[ 49.898997] create_new_namespaces+0x3f6/0xb30
[ 49.899687] unshare_nsproxy_namespaces+0xc1/0x200
[ 49.900425] ksys_unshare+0x44d/0x8e0
[ 49.900977] ? __pfx_ksys_unshare+0x10/0x10
[ 49.901635] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 49.902487] __x64_sys_unshare+0x31/0x40
[ 49.903126] do_syscall_64+0x3f/0x90
[ 49.903663] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 49.904431] RIP: 0033:0x7ff131ae40d7
[ 49.904957] 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
[ 49.907444] RSP: 002b:00007ffe68992158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 49.908516] RAX: ffffffffffffffda RBX: 00007ffe68992798 RCX: 00007ff131ae40d7
[ 49.909510] RDX: 00007ff131b4e41f RSI: 00007ffe689920f0 RDI: 0000000040000000
[ 49.910526] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe68991f00
[ 49.911543] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ff131bf6bf0
[ 49.912542] R13: 00007ffe68992230 R14: 0000000000000000 R15: 00000000000000f8
[ 49.913568]
[ 49.913904] irq event stamp: 11257
[ 49.914448] hardirqs last enabled at (11269): [] __up_console_sem+0x78/0x80
[ 49.915635] hardirqs last disabled at (11280): [] __up_console_sem+0x5d/0x80
[ 49.916824] softirqs last enabled at (11218): [] irq_exit_rcu+0x93/0xc0
[ 49.917988] softirqs last disabled at (11213): [] irq_exit_rcu+0x93/0xc0
[ 49.919213] ---[ end trace 0000000000000000 ]---
[ 49.921577] ------------[ cut here ]------------
[ 49.922263] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 49.924408] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 49.925578] Modules linked in:
[ 49.926029] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 49.927370] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 49.928512] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 49.929258] 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
[ 49.931682] RSP: 0018:ffff888016b67bf0 EFLAGS: 00010286
[ 49.932438] RAX: 0000000000000000 RBX: ffff8880135dc840 RCX: 0000000000000000
[ 49.933424] RDX: ffff888016d0b680 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 49.934406] RBP: ffff8880135dc854 R08: 0000000000000001 R09: 0000000000000000
[ 49.935380] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 49.936346] R13: ffffffff84e223a0 R14: ffff8880135dc848 R15: ffffffff84daf020
[ 49.937322] FS: 0000555557399400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 49.938440] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 49.939249] CR2: 00007fc9dd7b5000 CR3: 000000000c662000 CR4: 0000000000350ef0
[ 49.940226] Call Trace:
[ 49.940583]
[ 49.940911] nf_ct_net_init+0x224/0x3d0
[ 49.941523] ? __pfx_nf_ct_net_init+0x10/0x10
[ 49.942194] ops_init+0xbb/0x6b0
[ 49.942687] setup_net+0x3d9/0x990
[ 49.943212] ? down_read_killable+0x1d7/0x4e0
[ 49.943838] ? __pfx_setup_net+0x10/0x10
[ 49.944425] ? copy_net_ns+0x17c/0x770
[ 49.944978] copy_net_ns+0x321/0x770
[ 49.945543] create_new_namespaces+0x3f6/0xb30
[ 49.946229] unshare_nsproxy_namespaces+0xc1/0x200
[ 49.946905] ksys_unshare+0x44d/0x8e0
[ 49.947486] ? __pfx_ksys_unshare+0x10/0x10
[ 49.948125] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 49.948900] __x64_sys_unshare+0x31/0x40
[ 49.949522] do_syscall_64+0x3f/0x90
[ 49.950090] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 49.950798] RIP: 0033:0x7ff131ae40d7
[ 49.951343] 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
[ 49.953674] RSP: 002b:00007ffe68992158 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 49.954710] RAX: ffffffffffffffda RBX: 00007ffe68992798 RCX: 00007ff131ae40d7
[ 49.955661] RDX: 00007ff131b4e41f RSI: 00007ffe689920f0 RDI: 0000000040000000
[ 49.956618] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffe68991f00
[ 49.957574] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ff131bf6bf0
[ 49.958546] R13: 00007ffe68992230 R14: 0000000000000000 R15: 00000000000000f8
[ 49.959528]
[ 49.959851] irq event stamp: 12085
[ 49.960347] hardirqs last enabled at (12097): [] __up_console_sem+0x78/0x80
[ 49.961507] hardirqs last disabled at (12108): [] __up_console_sem+0x5d/0x80
[ 49.962689] softirqs last enabled at (11444): [] irq_exit_rcu+0x93/0xc0
[ 49.963814] softirqs last disabled at (11421): [] irq_exit_rcu+0x93/0xc0
[ 49.964945] ---[ end trace 0000000000000000 ]---
executing program
[ 51.423490] Bluetooth: hci0: command 0x0409 tx timeout
[ 53.471966] Bluetooth: hci0: command 0x041b tx timeout
executing program
[ 55.519118] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 57.567147] Bluetooth: hci0: command 0x0419 tx timeout
VM DIAGNOSIS:
18:02:57 Registers:
info registers vcpu 0
RAX=0000000000000069 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507685 RDI=ffffffff87f27c00 RBP=ffffffff87f27bc0 RSP=ffff888016b675f0
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000069 R11=0000000000000001
R12=0000000000000069 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 0000555557399400 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=00007fc9dd7b5000 CR3=000000000c662000 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=0000000000033d99 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=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=00007fc9dd680780 CR3=000000000efa0000 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=5771ed722e2506b0f74c4d84756e5931
XMM02=6b1e99b806172e3b00000000000aea28 XMM03=ac8bc31478ec851100000000000aefa0
XMM04=e0961956a9c7ca03000000000013b780 XMM05=d3fdd5f48436fbd700000000000aead0
XMM06=24ffef7a248329f400000000000ae988 XMM07=a1fcdcf819d7e1e500000000000ae728
XMM08=44495f474f4c5359530069253d595449 XMM09=00000000000000000000000000000000
XMM10=00200000000000000020000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000