syzkaller login: [ 37.789967] sshd (226) used greatest stack depth: 24160 bytes left
Warning: Permanently added '[localhost]:44396' (ECDSA) to the list of known hosts.
2023/05/17 16:15:58 fuzzer started
2023/05/17 16:15:59 dialing manager at localhost:44319
2023/05/17 16:15:59 checking machine...
2023/05/17 16:15:59 checking revisions...
[ 39.061427] kmemleak: Automatic memory scanning thread ended
2023/05/17 16:15:59 testing simple program...
[ 39.129501] cgroup: Unknown subsys name 'net'
[ 39.194832] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 51.084564] audit: type=1400 audit(1684340171.412:6): 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
[ 52.231850] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 52.233340] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 52.235389] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 52.238868] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 52.240489] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 52.241896] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 52.628252] ------------[ cut here ]------------
[ 52.629307] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 52.631038] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 52.632112] Modules linked in:
[ 52.632517] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 52.636732] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 52.637736] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 52.638371] 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
[ 52.640556] RSP: 0018:ffff88801ecb7c00 EFLAGS: 00010282
[ 52.641233] RAX: 0000000000000000 RBX: ffff88800f4ea040 RCX: 0000000000000000
[ 52.642114] RDX: ffff88800eef9b40 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 52.642986] RBP: ffff88800f4ea054 R08: 0000000000000001 R09: 0000000000000000
[ 52.643903] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 52.644784] R13: ffffffff84e23fe0 R14: ffff88800f4ea048 R15: ffffffff84d74dc0
[ 52.645715] FS: 0000555556eed400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 52.646727] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 52.647456] CR2: 00007fd6dd65d6f4 CR3: 0000000006a68000 CR4: 0000000000350ef0
[ 52.648369] Call Trace:
[ 52.648726]
[ 52.649026] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 52.649696] ipv4_frags_init_net+0x269/0x440
[ 52.650268] ops_init+0xbb/0x6b0
[ 52.650755] setup_net+0x3d9/0x990
[ 52.651220] ? down_read_killable+0x1d7/0x4e0
[ 52.651849] ? __pfx_setup_net+0x10/0x10
[ 52.652370] ? copy_net_ns+0x17c/0x770
[ 52.652918] copy_net_ns+0x321/0x770
[ 52.653407] create_new_namespaces+0x3f6/0xb30
[ 52.654025] unshare_nsproxy_namespaces+0xc1/0x200
[ 52.654668] ksys_unshare+0x44d/0x8e0
[ 52.655160] ? __pfx_ksys_unshare+0x10/0x10
[ 52.655727] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 52.656467] __x64_sys_unshare+0x31/0x40
[ 52.657018] do_syscall_64+0x3f/0x90
[ 52.657494] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 52.658162] RIP: 0033:0x7f1bc56810d7
[ 52.658657] 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
[ 52.660816] RSP: 002b:00007ffde40efef8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 52.661763] RAX: ffffffffffffffda RBX: 00007ffde40f0538 RCX: 00007f1bc56810d7
[ 52.662633] RDX: 00007f1bc56eb41f RSI: 00007ffde40efe90 RDI: 0000000040000000
[ 52.663484] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffde40efca0
[ 52.664373] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f1bc5793bf0
[ 52.665255] R13: 00007ffde40effd0 R14: 0000000000000000 R15: 00000000000000f8
[ 52.666155]
[ 52.666458] irq event stamp: 8483
[ 52.666912] hardirqs last enabled at (8495): [] __up_console_sem+0x78/0x80
[ 52.667959] hardirqs last disabled at (8506): [] __up_console_sem+0x5d/0x80
[ 52.669006] softirqs last enabled at (8392): [] irq_exit_rcu+0x93/0xc0
[ 52.670021] softirqs last disabled at (8387): [] irq_exit_rcu+0x93/0xc0
[ 52.671051] ---[ end trace 0000000000000000 ]---
[ 52.676163] ------------[ cut here ]------------
[ 52.676783] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 52.678412] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 52.679472] Modules linked in:
[ 52.679925] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 52.681081] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 52.682092] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 52.682771] 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
[ 52.684963] RSP: 0018:ffff88801ecb7c00 EFLAGS: 00010282
[ 52.685644] RAX: 0000000000000000 RBX: ffff88800c60b440 RCX: 0000000000000000
[ 52.686506] RDX: ffff88800eef9b40 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 52.687391] RBP: ffff88800c60b454 R08: 0000000000000001 R09: 0000000000000000
[ 52.688281] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 52.689171] R13: ffffffff84e23fe0 R14: ffff88800c60b448 R15: ffffffff84da7d60
[ 52.690061] FS: 0000555556eed400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 52.691053] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 52.691808] CR2: 00007fd6dd65d6f4 CR3: 0000000006a68000 CR4: 0000000000350ef0
[ 52.692701] Call Trace:
[ 52.693027]
[ 52.693324] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 52.693964] ipv6_frags_init_net+0x206/0x3c0
[ 52.694524] ops_init+0xbb/0x6b0
[ 52.694997] setup_net+0x3d9/0x990
[ 52.695458] ? down_read_killable+0x1d7/0x4e0
[ 52.696074] ? __pfx_setup_net+0x10/0x10
[ 52.696608] ? copy_net_ns+0x17c/0x770
[ 52.697124] copy_net_ns+0x321/0x770
[ 52.697638] create_new_namespaces+0x3f6/0xb30
[ 52.698222] unshare_nsproxy_namespaces+0xc1/0x200
[ 52.698868] ksys_unshare+0x44d/0x8e0
[ 52.699356] ? __pfx_ksys_unshare+0x10/0x10
[ 52.699951] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 52.700693] __x64_sys_unshare+0x31/0x40
[ 52.701209] do_syscall_64+0x3f/0x90
[ 52.701713] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 52.702360] RIP: 0033:0x7f1bc56810d7
[ 52.702851] 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
[ 52.705023] RSP: 002b:00007ffde40efef8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 52.705973] RAX: ffffffffffffffda RBX: 00007ffde40f0538 RCX: 00007f1bc56810d7
[ 52.706851] RDX: 00007f1bc56eb41f RSI: 00007ffde40efe90 RDI: 0000000040000000
[ 52.707726] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffde40efca0
[ 52.708628] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f1bc5793bf0
[ 52.709503] R13: 00007ffde40effd0 R14: 0000000000000000 R15: 00000000000000f8
[ 52.710411]
[ 52.710737] irq event stamp: 10145
[ 52.711169] hardirqs last enabled at (10155): [] __up_console_sem+0x78/0x80
[ 52.712239] hardirqs last disabled at (10166): [] __up_console_sem+0x5d/0x80
[ 52.713294] softirqs last enabled at (9506): [] irq_exit_rcu+0x93/0xc0
[ 52.714323] softirqs last disabled at (9455): [] irq_exit_rcu+0x93/0xc0
[ 52.715364] ---[ end trace 0000000000000000 ]---
[ 52.716776] ------------[ cut here ]------------
[ 52.717355] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 52.719231] WARNING: CPU: 0 PID: 259 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 52.720319] Modules linked in:
[ 52.720757] CPU: 0 PID: 259 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 52.721903] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 52.722902] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 52.723546] 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
[ 52.725770] RSP: 0018:ffff88801ecb7bf0 EFLAGS: 00010286
[ 52.726429] RAX: 0000000000000000 RBX: ffff88800c60ae40 RCX: 0000000000000000
[ 52.727319] RDX: ffff88800eef9b40 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 52.728211] RBP: ffff88800c60ae54 R08: 0000000000000001 R09: 0000000000000000
[ 52.729089] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 52.729969] R13: ffffffff84e23fe0 R14: ffff88800c60ae48 R15: ffffffff84db0aa0
[ 52.730850] FS: 0000555556eed400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 52.731853] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 52.732560] CR2: 00007fd6dd65d6f4 CR3: 0000000006a68000 CR4: 0000000000350ef0
[ 52.733442] Call Trace:
[ 52.733799]
[ 52.734106] nf_ct_net_init+0x224/0x3d0
[ 52.734655] ? __pfx_nf_ct_net_init+0x10/0x10
[ 52.735220] ops_init+0xbb/0x6b0
[ 52.735692] setup_net+0x3d9/0x990
[ 52.736161] ? down_read_killable+0x1d7/0x4e0
[ 52.736752] ? __pfx_setup_net+0x10/0x10
[ 52.737261] ? copy_net_ns+0x17c/0x770
[ 52.737787] copy_net_ns+0x321/0x770
[ 52.738272] create_new_namespaces+0x3f6/0xb30
[ 52.738885] unshare_nsproxy_namespaces+0xc1/0x200
[ 52.739502] ksys_unshare+0x44d/0x8e0
[ 52.740025] ? __pfx_ksys_unshare+0x10/0x10
[ 52.740562] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 52.741298] __x64_sys_unshare+0x31/0x40
[ 52.741842] do_syscall_64+0x3f/0x90
[ 52.742320] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 52.742996] RIP: 0033:0x7f1bc56810d7
[ 52.743458] 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
[ 52.745628] RSP: 002b:00007ffde40efef8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 52.746535] RAX: ffffffffffffffda RBX: 00007ffde40f0538 RCX: 00007f1bc56810d7
[ 52.747420] RDX: 00007f1bc56eb41f RSI: 00007ffde40efe90 RDI: 0000000040000000
[ 52.748320] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffde40efca0
[ 52.749203] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f1bc5793bf0
[ 52.750102] R13: 00007ffde40effd0 R14: 0000000000000000 R15: 00000000000000f8
[ 52.751028]
[ 52.751335] irq event stamp: 10921
[ 52.751826] hardirqs last enabled at (10933): [] __up_console_sem+0x78/0x80
[ 52.752890] hardirqs last disabled at (10944): [] __up_console_sem+0x5d/0x80
[ 52.753969] softirqs last enabled at (10494): [] irq_exit_rcu+0x93/0xc0
[ 52.755016] softirqs last disabled at (10489): [] irq_exit_rcu+0x93/0xc0
[ 52.756059] ---[ end trace 0000000000000000 ]---
executing program
[ 54.254202] Bluetooth: hci0: command 0x0409 tx timeout
[ 56.302172] Bluetooth: hci0: command 0x041b tx timeout
executing program
[ 58.349665] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 60.397685] Bluetooth: hci0: command 0x0419 tx timeout
VM DIAGNOSIS:
16:16:10 Registers:
info registers vcpu 0
RAX=0000000000000074 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507f85 RDI=ffffffff87f2dc00 RBP=ffffffff87f2dbc0 RSP=ffff88801ecb75f0
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000074 R11=0000000000000001
R12=0000000000000074 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 0000555556eed400 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=00007fd6dd65d6f4 CR3=0000000006a68000 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=000000000003230f 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=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=00007fd516c8b0a0 CR3=0000000016158000 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=d1df74b46aac9b91bc4a2fc81fa43b11
XMM02=6b1e99b806172e3b00000000000aea28 XMM03=ac8bc31478ec851100000000000aefa0
XMM04=42d736c45bc99d7f000000000013cf40 XMM05=d3fdd5f48436fbd700000000000aead0
XMM06=d6840aff059fe55500000000000ae988 XMM07=a1fcdcf819d7e1e500000000000ae728
XMM08=44495f474f4c5359530069253d595449 XMM09=00000000000000000000000000000000
XMM10=00000000000000000020000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000