syzkaller login: [ 43.835931] sshd (224) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:45246' (ECDSA) to the list of known hosts.
2023/05/18 02:00:26 fuzzer started
2023/05/18 02:00:26 dialing manager at localhost:44319
2023/05/18 02:00:26 checking machine...
2023/05/18 02:00:26 checking revisions...
[ 45.085115] kmemleak: Automatic memory scanning thread ended
2023/05/18 02:00:26 testing simple program...
[ 45.154216] cgroup: Unknown subsys name 'net'
[ 45.234664] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 58.668408] audit: type=1400 audit(1684375240.356:6): 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
[ 59.785303] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 59.793468] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 59.794704] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 59.797476] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 59.799044] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 59.800396] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
executing program
[ 60.197959] ------------[ cut here ]------------
[ 60.198747] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 60.200658] WARNING: CPU: 1 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 60.201805] Modules linked in:
[ 60.202243] CPU: 1 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 60.207022] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 60.208132] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 60.208873] 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
[ 60.211291] RSP: 0018:ffff88801e947c00 EFLAGS: 00010282
[ 60.212005] RAX: 0000000000000000 RBX: ffff8880094d2840 RCX: 0000000000000000
[ 60.212988] RDX: ffff88801e938000 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 60.213978] RBP: ffff8880094d2854 R08: 0000000000000001 R09: 0000000000000000
[ 60.214963] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 60.215939] R13: ffffffff84e23fe0 R14: ffff8880094d2848 R15: ffffffff84d74dc0
[ 60.216922] FS: 0000555556d1c400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 60.218027] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 60.218863] CR2: 00007ff95cf72000 CR3: 0000000015912000 CR4: 0000000000350ee0
[ 60.219832] Call Trace:
[ 60.220187]
[ 60.220544] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 60.221222] ipv4_frags_init_net+0x269/0x440
[ 60.221873] ops_init+0xbb/0x6b0
[ 60.222406] setup_net+0x3d9/0x990
[ 60.222905] ? down_read_killable+0x1d7/0x4e0
[ 60.223566] ? __pfx_setup_net+0x10/0x10
[ 60.224129] ? copy_net_ns+0x17c/0x770
[ 60.224712] copy_net_ns+0x321/0x770
[ 60.225242] create_new_namespaces+0x3f6/0xb30
[ 60.225921] unshare_nsproxy_namespaces+0xc1/0x200
[ 60.226652] ksys_unshare+0x44d/0x8e0
[ 60.227192] ? __pfx_ksys_unshare+0x10/0x10
[ 60.227816] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 60.228639] __x64_sys_unshare+0x31/0x40
[ 60.229202] do_syscall_64+0x3f/0x90
[ 60.229761] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 60.230509] RIP: 0033:0x7f4b60de70d7
[ 60.231016] 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
[ 60.233401] RSP: 002b:00007ffddefbd048 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 60.234461] RAX: ffffffffffffffda RBX: 00007ffddefbd688 RCX: 00007f4b60de70d7
[ 60.235441] RDX: 00007f4b60e5141f RSI: 00007ffddefbcfe0 RDI: 0000000040000000
[ 60.236410] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffddefbcdf0
[ 60.237396] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f4b60ef9bf0
[ 60.238366] R13: 00007ffddefbd120 R14: 0000000000000000 R15: 00000000000000f8
[ 60.239343]
[ 60.239662] irq event stamp: 8483
[ 60.240119] hardirqs last enabled at (8493): [] __up_console_sem+0x78/0x80
[ 60.241248] hardirqs last disabled at (8504): [] __up_console_sem+0x5d/0x80
[ 60.242405] softirqs last enabled at (7972): [] irq_exit_rcu+0x93/0xc0
[ 60.243503] softirqs last disabled at (7927): [] irq_exit_rcu+0x93/0xc0
[ 60.244594] ---[ end trace 0000000000000000 ]---
[ 60.250908] ------------[ cut here ]------------
[ 60.251600] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 60.253579] WARNING: CPU: 1 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 60.254761] Modules linked in:
[ 60.255206] CPU: 1 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 60.256474] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 60.257585] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 60.258353] 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
[ 60.260763] RSP: 0018:ffff88801e947c00 EFLAGS: 00010282
[ 60.261544] RAX: 0000000000000000 RBX: ffff88800ea5b640 RCX: 0000000000000000
[ 60.262527] RDX: ffff88801e938000 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 60.263512] RBP: ffff88800ea5b654 R08: 0000000000000001 R09: 0000000000000000
[ 60.264496] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 60.265480] R13: ffffffff84e23fe0 R14: ffff88800ea5b648 R15: ffffffff84da7d60
[ 60.266477] FS: 0000555556d1c400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 60.267585] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 60.268403] CR2: 00007ff95cf72000 CR3: 0000000015912000 CR4: 0000000000350ee0
[ 60.269399] Call Trace:
[ 60.269757]
[ 60.270084] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 60.270798] ipv6_frags_init_net+0x206/0x3c0
[ 60.271446] ops_init+0xbb/0x6b0
[ 60.271930] setup_net+0x3d9/0x990
[ 60.272461] ? down_read_killable+0x1d7/0x4e0
[ 60.273087] ? __pfx_setup_net+0x10/0x10
[ 60.273677] ? copy_net_ns+0x17c/0x770
[ 60.274287] copy_net_ns+0x321/0x770
[ 60.274819] create_new_namespaces+0x3f6/0xb30
[ 60.275503] unshare_nsproxy_namespaces+0xc1/0x200
[ 60.276178] ksys_unshare+0x44d/0x8e0
[ 60.276743] ? __pfx_ksys_unshare+0x10/0x10
[ 60.277376] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 60.278166] __x64_sys_unshare+0x31/0x40
[ 60.278776] do_syscall_64+0x3f/0x90
[ 60.279331] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 60.280038] RIP: 0033:0x7f4b60de70d7
[ 60.280578] 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
[ 60.282979] RSP: 002b:00007ffddefbd048 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 60.284027] RAX: ffffffffffffffda RBX: 00007ffddefbd688 RCX: 00007f4b60de70d7
[ 60.285001] RDX: 00007f4b60e5141f RSI: 00007ffddefbcfe0 RDI: 0000000040000000
[ 60.285983] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffddefbcdf0
[ 60.286989] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f4b60ef9bf0
[ 60.287966] R13: 00007ffddefbd120 R14: 0000000000000000 R15: 00000000000000f8
[ 60.288969]
[ 60.289331] irq event stamp: 10649
[ 60.289807] hardirqs last enabled at (10659): [] __up_console_sem+0x78/0x80
[ 60.291003] hardirqs last disabled at (10670): [] __up_console_sem+0x5d/0x80
[ 60.292183] softirqs last enabled at (10330): [] irq_exit_rcu+0x93/0xc0
[ 60.293321] softirqs last disabled at (10321): [] irq_exit_rcu+0x93/0xc0
[ 60.294461] ---[ end trace 0000000000000000 ]---
[ 60.296063] ------------[ cut here ]------------
[ 60.296754] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 60.298972] WARNING: CPU: 1 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 60.300154] Modules linked in:
[ 60.300632] CPU: 1 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 60.301903] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 60.303034] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 60.303778] 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
[ 60.306180] RSP: 0018:ffff88801e947bf0 EFLAGS: 00010286
[ 60.306936] RAX: 0000000000000000 RBX: ffff88800ea5bc40 RCX: 0000000000000000
[ 60.307912] RDX: ffff88801e938000 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 60.308893] RBP: ffff88800ea5bc54 R08: 0000000000000001 R09: 0000000000000000
[ 60.309875] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 60.310862] R13: ffffffff84e23fe0 R14: ffff88800ea5bc48 R15: ffffffff84db0aa0
[ 60.311844] FS: 0000555556d1c400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 60.312950] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 60.313765] CR2: 00007ff95cf72000 CR3: 0000000015912000 CR4: 0000000000350ee0
[ 60.314798] Call Trace:
[ 60.315151]
[ 60.315514] nf_ct_net_init+0x224/0x3d0
[ 60.316086] ? __pfx_nf_ct_net_init+0x10/0x10
[ 60.316750] ops_init+0xbb/0x6b0
[ 60.317245] setup_net+0x3d9/0x990
[ 60.317787] ? down_read_killable+0x1d7/0x4e0
[ 60.318471] ? __pfx_setup_net+0x10/0x10
[ 60.319031] ? copy_net_ns+0x17c/0x770
[ 60.319621] copy_net_ns+0x321/0x770
[ 60.320156] create_new_namespaces+0x3f6/0xb30
[ 60.320830] unshare_nsproxy_namespaces+0xc1/0x200
[ 60.321532] ksys_unshare+0x44d/0x8e0
[ 60.322076] ? __pfx_ksys_unshare+0x10/0x10
[ 60.322726] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 60.323538] __x64_sys_unshare+0x31/0x40
[ 60.324106] do_syscall_64+0x3f/0x90
[ 60.324667] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 60.325407] RIP: 0033:0x7f4b60de70d7
[ 60.325917] 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
[ 60.328323] RSP: 002b:00007ffddefbd048 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 60.329357] RAX: ffffffffffffffda RBX: 00007ffddefbd688 RCX: 00007f4b60de70d7
[ 60.330348] RDX: 00007f4b60e5141f RSI: 00007ffddefbcfe0 RDI: 0000000040000000
[ 60.331338] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffddefbcdf0
[ 60.332319] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f4b60ef9bf0
[ 60.333295] R13: 00007ffddefbd120 R14: 0000000000000000 R15: 00000000000000f8
[ 60.334298]
[ 60.334630] irq event stamp: 11421
[ 60.335108] hardirqs last enabled at (11431): [] __up_console_sem+0x78/0x80
[ 60.336298] hardirqs last disabled at (11442): [] __up_console_sem+0x5d/0x80
[ 60.337472] softirqs last enabled at (11104): [] irq_exit_rcu+0x93/0xc0
[ 60.338632] softirqs last disabled at (11099): [] irq_exit_rcu+0x93/0xc0
[ 60.339773] ---[ end trace 0000000000000000 ]---
[ 61.862009] Bluetooth: hci0: command 0x0409 tx timeout
executing program
[ 63.910329] Bluetooth: hci0: command 0x041b tx timeout
executing program
[ 65.957334] Bluetooth: hci0: command 0x040f tx timeout
[ 68.006485] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
02:00:40 Registers:
info registers vcpu 0
RAX=00000000000201f5 RBX=0000000000000000 RCX=ffffffff844d0a0e RDX=0000000000000000
RSI=0000000000000000 RDI=ffffffff81287415 RBP=dffffc0000000000 RSP=ffffffff85407e10
R8 =0000000000000001 R9 =ffffed100d9c69f8 R10=ffff88806ce34fc3 R11=0000000000000001
R12=ffffffff85d35a10 R13=1ffffffff0a80fc7 R14=0000000000000000 R15=0000000000000000
RIP=ffffffff844d199f 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 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=00007ff95ce9ea50 CR3=000000000ca7e000 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=2031343a30303a32302038312079614d XMM01=5d3334323230322e30362020205b203a
XMM02=75636578652d7a7973203a6d6d6f4320 XMM03=20202020202020572020202020202020
XMM04=6e2d3263722d302e342e362020202020 XMM05=3a6465746e69615420302e726f747563
XMM06=32203a4449502031203a555043205d33 XMM07=6e72656b2072656c6c616b7a79732031
XMM08=7475636578652d7a7973223d6d6d6f63 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=0000000000000032 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507f85 RDI=ffffffff87f2dc00 RBP=ffffffff87f2dbc0 RSP=ffff88801e9475f0
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000032 R11=0000000000000001
R12=0000000000000032 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 0000555556d1c400 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=00007ff95cf72000 CR3=0000000015912000 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