syzkaller login: [ 32.583060] sshd (210) used greatest stack depth: 24152 bytes left
Warning: Permanently added '[localhost]:6899' (ECDSA) to the list of known hosts.
2023/05/18 09:51:20 fuzzer started
2023/05/18 09:51:21 dialing manager at localhost:44319
2023/05/18 09:51:21 checking machine...
2023/05/18 09:51:21 checking revisions...
[ 36.205355] kmemleak: Automatic memory scanning thread ended
2023/05/18 09:51:21 testing simple program...
[ 36.263268] cgroup: Unknown subsys name 'net'
[ 36.332974] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 48.477483] audit: type=1400 audit(1684403493.478:6): avc: denied { execmem } for pid=256 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1
[ 49.606194] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 49.608163] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 49.609914] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 49.612825] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 49.615471] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 49.617234] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 49.964718] ------------[ cut here ]------------
[ 49.965420] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 49.967553] WARNING: CPU: 0 PID: 257 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 49.968711] Modules linked in:
[ 49.969164] CPU: 0 PID: 257 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 49.973756] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 49.975035] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 49.975832] 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
[ 49.978180] RSP: 0018:ffff888020157c00 EFLAGS: 00010282
[ 49.978920] RAX: 0000000000000000 RBX: ffff88800e06c440 RCX: 0000000000000000
[ 49.979860] RDX: ffff88800fe81b40 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 49.980808] RBP: ffff88800e06c454 R08: 0000000000000001 R09: 0000000000000000
[ 49.981744] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 49.982679] R13: ffffffff84e23fe0 R14: ffff88800e06c448 R15: ffffffff84d74dc0
[ 49.983628] FS: 0000555556edd400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 49.984689] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 49.985438] CR2: 00007f748ac0f260 CR3: 000000000dada000 CR4: 0000000000350ef0
[ 49.986390] Call Trace:
[ 49.986761]
[ 49.987072] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 49.987748] ipv4_frags_init_net+0x269/0x440
[ 49.988341] ops_init+0xbb/0x6b0
[ 49.988843] setup_net+0x3d9/0x990
[ 49.989325] ? down_read_killable+0x1d7/0x4e0
[ 49.989957] ? __pfx_setup_net+0x10/0x10
[ 49.990497] ? copy_net_ns+0x17c/0x770
[ 49.991066] copy_net_ns+0x321/0x770
[ 49.991600] create_new_namespaces+0x3f6/0xb30
[ 49.992217] unshare_nsproxy_namespaces+0xc1/0x200
[ 49.992917] ksys_unshare+0x44d/0x8e0
[ 49.993429] ? __pfx_ksys_unshare+0x10/0x10
[ 49.994030] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 49.994797] __x64_sys_unshare+0x31/0x40
[ 49.995338] do_syscall_64+0x3f/0x90
[ 49.995867] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 49.996595] RIP: 0033:0x7f29e29b00d7
[ 49.997091] 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
[ 49.999363] RSP: 002b:00007ffd5598e4c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 50.000357] RAX: ffffffffffffffda RBX: 00007ffd5598eb08 RCX: 00007f29e29b00d7
[ 50.001289] RDX: 00007f29e2a1a41f RSI: 00007ffd5598e460 RDI: 0000000040000000
[ 50.002220] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffd5598e270
[ 50.003143] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f29e2ac2bf0
[ 50.004076] R13: 00007ffd5598e5a0 R14: 0000000000000000 R15: 00000000000000f8
[ 50.005059]
[ 50.005372] irq event stamp: 9855
[ 50.005845] hardirqs last enabled at (9867): [] __up_console_sem+0x78/0x80
[ 50.006932] hardirqs last disabled at (9878): [] __up_console_sem+0x5d/0x80
[ 50.008027] softirqs last enabled at (9412): [] irq_exit_rcu+0x93/0xc0
[ 50.009114] softirqs last disabled at (9389): [] irq_exit_rcu+0x93/0xc0
[ 50.010187] ---[ end trace 0000000000000000 ]---
[ 50.016300] ------------[ cut here ]------------
[ 50.016952] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 50.018717] WARNING: CPU: 0 PID: 257 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 50.019807] Modules linked in:
[ 50.020226] CPU: 0 PID: 257 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 50.021440] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 50.022480] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 50.023183] 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
[ 50.025451] RSP: 0018:ffff888020157c00 EFLAGS: 00010282
[ 50.026162] RAX: 0000000000000000 RBX: ffff88800e79f440 RCX: 0000000000000000
[ 50.027095] RDX: ffff88800fe81b40 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 50.028036] RBP: ffff88800e79f454 R08: 0000000000000001 R09: 0000000000000000
[ 50.028975] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 50.029965] R13: ffffffff84e23fe0 R14: ffff88800e79f448 R15: ffffffff84da7d60
[ 50.030913] FS: 0000555556edd400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 50.031966] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 50.032760] CR2: 00007f748ac0f260 CR3: 000000000dada000 CR4: 0000000000350ef0
[ 50.033688] Call Trace:
[ 50.034030]
[ 50.034341] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 50.035023] ipv6_frags_init_net+0x206/0x3c0
[ 50.035643] ops_init+0xbb/0x6b0
[ 50.036111] setup_net+0x3d9/0x990
[ 50.036648] ? down_read_killable+0x1d7/0x4e0
[ 50.037250] ? __pfx_setup_net+0x10/0x10
[ 50.037835] ? copy_net_ns+0x17c/0x770
[ 50.038371] copy_net_ns+0x321/0x770
[ 50.038913] create_new_namespaces+0x3f6/0xb30
[ 50.039566] unshare_nsproxy_namespaces+0xc1/0x200
[ 50.040208] ksys_unshare+0x44d/0x8e0
[ 50.040760] ? __pfx_ksys_unshare+0x10/0x10
[ 50.041334] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 50.042116] __x64_sys_unshare+0x31/0x40
[ 50.042692] do_syscall_64+0x3f/0x90
[ 50.043194] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 50.043901] RIP: 0033:0x7f29e29b00d7
[ 50.044412] 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
[ 50.046690] RSP: 002b:00007ffd5598e4c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 50.047689] RAX: ffffffffffffffda RBX: 00007ffd5598eb08 RCX: 00007f29e29b00d7
[ 50.048632] RDX: 00007f29e2a1a41f RSI: 00007ffd5598e460 RDI: 0000000040000000
[ 50.049570] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffd5598e270
[ 50.050464] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f29e2ac2bf0
[ 50.051397] R13: 00007ffd5598e5a0 R14: 0000000000000000 R15: 00000000000000f8
[ 50.052367]
[ 50.052712] irq event stamp: 11835
[ 50.053167] hardirqs last enabled at (11845): [] __up_console_sem+0x78/0x80
[ 50.054305] hardirqs last disabled at (11856): [] __up_console_sem+0x5d/0x80
[ 50.055414] softirqs last enabled at (11608): [] irq_exit_rcu+0x93/0xc0
[ 50.056530] softirqs last disabled at (11599): [] irq_exit_rcu+0x93/0xc0
[ 50.057590] ---[ end trace 0000000000000000 ]---
[ 50.059425] ------------[ cut here ]------------
[ 50.060123] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 50.062068] WARNING: CPU: 0 PID: 257 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 50.063162] Modules linked in:
[ 50.063613] CPU: 0 PID: 257 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230517 #1
[ 50.064832] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 50.065898] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 50.066601] 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
[ 50.068841] RSP: 0018:ffff888020157bf0 EFLAGS: 00010286
[ 50.069548] RAX: 0000000000000000 RBX: ffff88800e79fc40 RCX: 0000000000000000
[ 50.070451] RDX: ffff88800fe81b40 RSI: ffffffff81171ad2 RDI: 0000000000000001
[ 50.071373] RBP: ffff88800e79fc54 R08: 0000000000000001 R09: 0000000000000000
[ 50.072316] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 50.073240] R13: ffffffff84e23fe0 R14: ffff88800e79fc48 R15: ffffffff84db0aa0
[ 50.074182] FS: 0000555556edd400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 50.075225] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 50.075988] CR2: 00007f748ac0f260 CR3: 000000000dada000 CR4: 0000000000350ef0
[ 50.076927] Call Trace:
[ 50.077268]
[ 50.077613] nf_ct_net_init+0x224/0x3d0
[ 50.078153] ? __pfx_nf_ct_net_init+0x10/0x10
[ 50.078782] ops_init+0xbb/0x6b0
[ 50.079252] setup_net+0x3d9/0x990
[ 50.079754] ? down_read_killable+0x1d7/0x4e0
[ 50.080374] ? __pfx_setup_net+0x10/0x10
[ 50.080956] ? copy_net_ns+0x17c/0x770
[ 50.081496] copy_net_ns+0x321/0x770
[ 50.082055] create_new_namespaces+0x3f6/0xb30
[ 50.082710] unshare_nsproxy_namespaces+0xc1/0x200
[ 50.083362] ksys_unshare+0x44d/0x8e0
[ 50.083912] ? __pfx_ksys_unshare+0x10/0x10
[ 50.084550] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 50.085308] __x64_sys_unshare+0x31/0x40
[ 50.085898] do_syscall_64+0x3f/0x90
[ 50.086406] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 50.087133] RIP: 0033:0x7f29e29b00d7
[ 50.087657] 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
[ 50.089963] RSP: 002b:00007ffd5598e4c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 50.090987] RAX: ffffffffffffffda RBX: 00007ffd5598eb08 RCX: 00007f29e29b00d7
[ 50.091947] RDX: 00007f29e2a1a41f RSI: 00007ffd5598e460 RDI: 0000000040000000
[ 50.092899] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffd5598e270
[ 50.093879] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f29e2ac2bf0
[ 50.094818] R13: 00007ffd5598e5a0 R14: 0000000000000000 R15: 00000000000000f8
[ 50.095794]
[ 50.096115] irq event stamp: 12691
[ 50.096634] hardirqs last enabled at (12703): [] __up_console_sem+0x78/0x80
[ 50.097785] hardirqs last disabled at (12714): [] __up_console_sem+0x5d/0x80
[ 50.098921] softirqs last enabled at (12338): [] irq_exit_rcu+0x93/0xc0
[ 50.100046] softirqs last disabled at (12333): [] irq_exit_rcu+0x93/0xc0
[ 50.101170] ---[ end trace 0000000000000000 ]---
executing program
[ 51.630948] Bluetooth: hci0: command 0x0409 tx timeout
[ 53.677930] Bluetooth: hci0: command 0x041b tx timeout
executing program
[ 55.725588] Bluetooth: hci0: command 0x040f tx timeout
executing program
[ 57.773573] Bluetooth: hci0: command 0x0419 tx timeout
VM DIAGNOSIS:
09:51:33 Registers:
info registers vcpu 0
RAX=000000000000002d RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507f85 RDI=ffffffff87f2dc00 RBP=ffffffff87f2dbc0 RSP=ffff8880201575f0
R8 =0000000000000001 R9 =000000000000000a R10=000000000000002d R11=0000000000000001
R12=000000000000002d 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 0000555556edd400 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=00007f748ac0f260 CR3=000000000dada000 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=0000000000034635 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=00007f9d34038048 CR3=000000000ee72000 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=2034333a31353a39302038312079614d XMM01=5d3131373836392e39342020205b203a
XMM02=646f4d205d3131373836392e39342020 XMM03=6b7a79732034333a31353a3930203831
XMM04=7379735f74656e5f7265747369676572 XMM05=732f74656e20746120373532203a4449
XMM06=57205d3335353736392e39342020205b XMM07=79732034333a31353a39302038312079
XMM08=7475636578652d7a7973223d6d6d6f63 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000