syzkaller login: [ 32.199870] sshd (211) used greatest stack depth: 24168 bytes left
Warning: Permanently added '[localhost]:13333' (ECDSA) to the list of known hosts.
2023/05/18 09:30:15 fuzzer started
2023/05/18 09:30:16 dialing manager at localhost:44319
2023/05/18 09:30:16 checking machine...
2023/05/18 09:30:16 checking revisions...
[ 35.732679] kmemleak: Automatic memory scanning thread ended
2023/05/18 09:30:16 testing simple program...
[ 35.790848] cgroup: Unknown subsys name 'net'
[ 35.875809] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 48.548992] audit: type=1400 audit(1684402229.207:6): 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
[ 49.667169] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 49.672802] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 49.674422] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 49.677153] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 49.678128] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 49.679777] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 49.971106] ------------[ cut here ]------------
[ 49.972035] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 49.973198] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 49.973971] Modules linked in:
[ 49.974241] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 49.975059] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 49.975738] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 49.976700] 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
[ 49.979488] RSP: 0018:ffff888019f87c00 EFLAGS: 00010282
[ 49.979994] RAX: 0000000000000000 RBX: ffff8880096f1040 RCX: 0000000000000000
[ 49.980579] RDX: ffff88800de08000 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 49.981110] RBP: ffff8880096f1054 R08: 0000000000000001 R09: 0000000000000000
[ 49.981670] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 49.982269] R13: ffffffff84e23fe0 R14: ffff8880096f1048 R15: ffffffff84d74dc0
[ 49.982916] FS: 0000555555563400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 49.983563] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 49.984030] CR2: 00007f24e416f6f4 CR3: 000000000e09c000 CR4: 0000000000350ef0
[ 49.984586] Call Trace:
[ 49.984808]
[ 49.984996] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 49.985365] ipv4_frags_init_net+0x269/0x440
[ 49.985719] ops_init+0xbb/0x6b0
[ 49.986003] setup_net+0x3d9/0x990
[ 49.986301] ? down_read_killable+0x1d7/0x4e0
[ 49.986727] ? __pfx_setup_net+0x10/0x10
[ 49.987040] ? copy_net_ns+0x17c/0x770
[ 49.987360] copy_net_ns+0x321/0x770
[ 49.987700] create_new_namespaces+0x3f6/0xb30
[ 49.988070] unshare_nsproxy_namespaces+0xc1/0x200
[ 49.988454] ksys_unshare+0x44d/0x8e0
[ 49.988794] ? __pfx_ksys_unshare+0x10/0x10
[ 49.989134] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 49.989605] __x64_sys_unshare+0x31/0x40
[ 49.989927] do_syscall_64+0x3f/0x90
[ 49.990216] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 49.990632] RIP: 0033:0x7f8343f5b0d7
[ 49.990934] 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
[ 49.992309] RSP: 002b:00007ffecbc1bcd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 49.992933] RAX: ffffffffffffffda RBX: 00007ffecbc1c318 RCX: 00007f8343f5b0d7
[ 49.993509] RDX: 00007f8343fc541f RSI: 00007ffecbc1bc70 RDI: 0000000040000000
[ 49.994057] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffecbc1ba80
[ 49.994648] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f834406dbf0
[ 49.995213] R13: 00007ffecbc1bdb0 R14: 0000000000000000 R15: 00000000000000f8
[ 49.995785]
[ 49.995967] irq event stamp: 7727
[ 49.996223] hardirqs last enabled at (7737): [] __up_console_sem+0x78/0x80
[ 49.996868] hardirqs last disabled at (7748): [] __up_console_sem+0x5d/0x80
[ 49.997512] softirqs last enabled at (7690): [] irq_exit_rcu+0x93/0xc0
[ 49.998110] softirqs last disabled at (7685): [] irq_exit_rcu+0x93/0xc0
[ 49.998769] ---[ end trace 0000000000000000 ]---
[ 50.005997] ------------[ cut here ]------------
[ 50.006449] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 50.007643] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 50.008337] Modules linked in:
[ 50.008662] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 50.009407] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 50.010112] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 50.010591] 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
[ 50.012099] RSP: 0018:ffff888019f87c00 EFLAGS: 00010282
[ 50.012575] RAX: 0000000000000000 RBX: ffff8880069ce440 RCX: 0000000000000000
[ 50.013150] RDX: ffff88800de08000 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 50.013749] RBP: ffff8880069ce454 R08: 0000000000000001 R09: 0000000000000000
[ 50.014317] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 50.014979] R13: ffffffff84e23fe0 R14: ffff8880069ce448 R15: ffffffff84da7d60
[ 50.015579] FS: 0000555555563400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 50.016217] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 50.016722] CR2: 00007f24e416f6f4 CR3: 000000000e09c000 CR4: 0000000000350ef0
[ 50.017294] Call Trace:
[ 50.017548]
[ 50.017748] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 50.018162] ipv6_frags_init_net+0x206/0x3c0
[ 50.018574] ops_init+0xbb/0x6b0
[ 50.018896] setup_net+0x3d9/0x990
[ 50.019196] ? down_read_killable+0x1d7/0x4e0
[ 50.019615] ? __pfx_setup_net+0x10/0x10
[ 50.019962] ? copy_net_ns+0x17c/0x770
[ 50.020299] copy_net_ns+0x321/0x770
[ 50.020654] create_new_namespaces+0x3f6/0xb30
[ 50.021056] unshare_nsproxy_namespaces+0xc1/0x200
[ 50.021491] ksys_unshare+0x44d/0x8e0
[ 50.021819] ? __pfx_ksys_unshare+0x10/0x10
[ 50.022196] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 50.022736] __x64_sys_unshare+0x31/0x40
[ 50.023083] do_syscall_64+0x3f/0x90
[ 50.023404] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 50.023874] RIP: 0033:0x7f8343f5b0d7
[ 50.024183] 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
[ 50.025655] RSP: 002b:00007ffecbc1bcd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 50.026290] RAX: ffffffffffffffda RBX: 00007ffecbc1c318 RCX: 00007f8343f5b0d7
[ 50.026966] RDX: 00007f8343fc541f RSI: 00007ffecbc1bc70 RDI: 0000000040000000
[ 50.027615] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffecbc1ba80
[ 50.028200] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f834406dbf0
[ 50.028853] R13: 00007ffecbc1bdb0 R14: 0000000000000000 R15: 00000000000000f8
[ 50.029451]
[ 50.029696] irq event stamp: 9585
[ 50.029991] hardirqs last enabled at (9595): [] __up_console_sem+0x78/0x80
[ 50.030798] hardirqs last disabled at (9606): [] __up_console_sem+0x5d/0x80
[ 50.031552] softirqs last enabled at (8790): [] irq_exit_rcu+0x93/0xc0
[ 50.032287] softirqs last disabled at (8769): [] irq_exit_rcu+0x93/0xc0
[ 50.032998] ---[ end trace 0000000000000000 ]---
[ 50.034143] ------------[ cut here ]------------
[ 50.034599] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 50.036088] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 50.036868] Modules linked in:
[ 50.037143] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 50.037932] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 50.038676] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 50.039201] 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
[ 50.040809] RSP: 0018:ffff888019f87bf0 EFLAGS: 00010286
[ 50.041251] RAX: 0000000000000000 RBX: ffff8880069cfc40 RCX: 0000000000000000
[ 50.041855] RDX: ffff88800de08000 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 50.042497] RBP: ffff8880069cfc54 R08: 0000000000000001 R09: 0000000000000000
[ 50.043157] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 50.043825] R13: ffffffff84e23fe0 R14: ffff8880069cfc48 R15: ffffffff84db0aa0
[ 50.044453] FS: 0000555555563400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 50.045144] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 50.045658] CR2: 00007f24e416f6f4 CR3: 000000000e09c000 CR4: 0000000000350ef0
[ 50.046260] Call Trace:
[ 50.046525]
[ 50.046768] nf_ct_net_init+0x224/0x3d0
[ 50.047169] ? __pfx_nf_ct_net_init+0x10/0x10
[ 50.047631] ops_init+0xbb/0x6b0
[ 50.047959] setup_net+0x3d9/0x990
[ 50.048284] ? down_read_killable+0x1d7/0x4e0
[ 50.048725] ? __pfx_setup_net+0x10/0x10
[ 50.049070] ? copy_net_ns+0x17c/0x770
[ 50.049414] copy_net_ns+0x321/0x770
[ 50.049769] create_new_namespaces+0x3f6/0xb30
[ 50.050171] unshare_nsproxy_namespaces+0xc1/0x200
[ 50.050622] ksys_unshare+0x44d/0x8e0
[ 50.051036] ? __pfx_ksys_unshare+0x10/0x10
[ 50.051426] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 50.051997] __x64_sys_unshare+0x31/0x40
[ 50.052365] do_syscall_64+0x3f/0x90
[ 50.052730] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 50.053184] RIP: 0033:0x7f8343f5b0d7
[ 50.053566] 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
[ 50.055142] RSP: 002b:00007ffecbc1bcd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 50.055811] RAX: ffffffffffffffda RBX: 00007ffecbc1c318 RCX: 00007f8343f5b0d7
[ 50.056460] RDX: 00007f8343fc541f RSI: 00007ffecbc1bc70 RDI: 0000000040000000
[ 50.057074] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffecbc1ba80
[ 50.057747] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f834406dbf0
[ 50.058341] R13: 00007ffecbc1bdb0 R14: 0000000000000000 R15: 00000000000000f8
[ 50.059127]
[ 50.059381] irq event stamp: 10323
[ 50.059769] hardirqs last enabled at (10335): [] __up_console_sem+0x78/0x80
[ 50.060677] hardirqs last disabled at (10346): [] __up_console_sem+0x5d/0x80
[ 50.061536] softirqs last enabled at (10286): [] irq_exit_rcu+0x93/0xc0
[ 50.062188] softirqs last disabled at (10281): [] irq_exit_rcu+0x93/0xc0
[ 50.062980] ---[ end trace 0000000000000000 ]---
executing program
[ 51.696131] Bluetooth: hci0: command 0x0409 tx timeout
executing program
[ 53.744125] Bluetooth: hci0: command 0x041b tx timeout
[ 55.791685] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 57.839640] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
09:30:29 Registers:
info registers vcpu 0
RAX=0000000000000020 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507f85 RDI=ffffffff87f2dc00 RBP=ffffffff87f2dbc0 RSP=ffff888019f87578
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 0000555555563400 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=00007f24e416f6f4 CR3=000000000e09c000 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=00000000000339bf 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=00000202 [-------] 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=00007f9eba7ce980 CR3=000000000e6e8000 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=dc23d61d071acf972948f84530e44ba8
XMM02=6b1e99b806172e3b00000000000aea28 XMM03=ac8bc31478ec851100000000000aefa0
XMM04=14de5d94ef40e0bf000000000010f570 XMM05=d3fdd5f48436fbd700000000000aead0
XMM06=6e25078b63318dd500000000000ae988 XMM07=a1fcdcf819d7e1e500000000000ae728
XMM08=44495f474f4c5359530069253d595449 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000200020002000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000