Debian GNU/Linux 11 syzkaller ttyS0
Warning: Permanently added '[localhost]:45339' (ECDSA) to the list of known hosts.
2023/05/16 12:50:01 fuzzer started
2023/05/16 12:50:01 dialing manager at localhost:35573
2023/05/16 12:50:01 checking machine...
2023/05/16 12:50:01 checking revisions...
syzkaller login: [ 35.405911] kmemleak: Automatic memory scanning thread ended
2023/05/16 12:50:01 testing simple program...
[ 35.477481] cgroup: Unknown subsys name 'net'
[ 35.547405] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
[ 48.972065] audit: type=1400 audit(1684241415.175:6): avc: denied { execmem } for pid=257 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1
[ 50.097337] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 50.099110] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 50.101660] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 50.105111] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 50.106737] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 50.107878] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
executing program
[ 50.510076] ------------[ cut here ]------------
[ 50.510715] sysctl net/ipv4/ipfrag_low_thresh: data points to kernel global data: ipfrag_low_thresh_unused
[ 50.512356] WARNING: CPU: 1 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 50.513441] Modules linked in:
[ 50.513870] CPU: 1 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 50.518649] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 50.519669] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 50.520345] 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
[ 50.522683] RSP: 0018:ffff888019357c00 EFLAGS: 00010282
[ 50.523415] RAX: 0000000000000000 RBX: ffff88800d5fcc40 RCX: 0000000000000000
[ 50.524350] RDX: ffff888015a551c0 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 50.525327] RBP: ffff88800d5fcc54 R08: 0000000000000001 R09: 0000000000000000
[ 50.526269] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 50.527176] R13: ffffffff84e223a0 R14: ffff88800d5fcc48 R15: ffffffff84d73340
[ 50.528134] FS: 0000555557549400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 50.529216] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 50.529968] CR2: 00007fd2462756f4 CR3: 000000001645a000 CR4: 0000000000350ee0
[ 50.530918] Call Trace:
[ 50.531290]
[ 50.531606] ? __pfx_ipv4_frags_init_net+0x10/0x10
[ 50.532287] ipv4_frags_init_net+0x269/0x440
[ 50.532894] ops_init+0xbb/0x6b0
[ 50.533384] setup_net+0x3d9/0x990
[ 50.533869] ? down_read_killable+0x1d7/0x4e0
[ 50.534508] ? __pfx_setup_net+0x10/0x10
[ 50.535045] ? copy_net_ns+0x17c/0x770
[ 50.535609] copy_net_ns+0x321/0x770
[ 50.536120] create_new_namespaces+0x3f6/0xb30
[ 50.536802] unshare_nsproxy_namespaces+0xc1/0x200
[ 50.537487] ksys_unshare+0x44d/0x8e0
[ 50.538005] ? __pfx_ksys_unshare+0x10/0x10
[ 50.538617] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 50.539396] __x64_sys_unshare+0x31/0x40
[ 50.539952] do_syscall_64+0x3f/0x90
[ 50.540482] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 50.541177] RIP: 0033:0x7f40063b80d7
[ 50.541708] 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
[ 50.544035] RSP: 002b:00007ffd6083f288 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 50.545043] RAX: ffffffffffffffda RBX: 00007ffd6083f8c8 RCX: 00007f40063b80d7
[ 50.545995] RDX: 00007f400642241f RSI: 00007ffd6083f220 RDI: 0000000040000000
[ 50.546933] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffd6083f030
[ 50.547885] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f40064cabf0
[ 50.548855] R13: 00007ffd6083f360 R14: 0000000000000000 R15: 00000000000000f8
[ 50.549815]
[ 50.550131] irq event stamp: 8227
[ 50.550616] hardirqs last enabled at (8239): [] __up_console_sem+0x78/0x80
[ 50.551750] hardirqs last disabled at (8250): [] __up_console_sem+0x5d/0x80
[ 50.552898] softirqs last enabled at (7764): [] irq_exit_rcu+0x93/0xc0
[ 50.554009] softirqs last disabled at (7759): [] irq_exit_rcu+0x93/0xc0
[ 50.555099] ---[ end trace 0000000000000000 ]---
[ 50.560354] ------------[ cut here ]------------
[ 50.560999] sysctl net/ipv6/ip6frag_low_thresh: data points to kernel global data: ip6_frags_low_thresh_unused
[ 50.562799] WARNING: CPU: 1 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 50.563936] Modules linked in:
[ 50.564400] CPU: 1 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 50.565657] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 50.566729] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 50.567433] 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
[ 50.569789] RSP: 0018:ffff888019357c00 EFLAGS: 00010282
[ 50.570512] RAX: 0000000000000000 RBX: ffff888015b3f240 RCX: 0000000000000000
[ 50.571459] RDX: ffff888015a551c0 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 50.572410] RBP: ffff888015b3f254 R08: 0000000000000001 R09: 0000000000000000
[ 50.573347] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 50.574282] R13: ffffffff84e223a0 R14: ffff888015b3f248 R15: ffffffff84da62e0
[ 50.575218] FS: 0000555557549400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 50.576268] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 50.577055] CR2: 00007fd2462756f4 CR3: 000000001645a000 CR4: 0000000000350ee0
[ 50.578061] Call Trace:
[ 50.578440]
[ 50.578758] ? __pfx_ipv6_frags_init_net+0x10/0x10
[ 50.579428] ipv6_frags_init_net+0x206/0x3c0
[ 50.580015] ops_init+0xbb/0x6b0
[ 50.580512] setup_net+0x3d9/0x990
[ 50.581005] ? down_read_killable+0x1d7/0x4e0
[ 50.581632] ? __pfx_setup_net+0x10/0x10
[ 50.582174] ? copy_net_ns+0x17c/0x770
[ 50.582742] copy_net_ns+0x321/0x770
[ 50.583275] create_new_namespaces+0x3f6/0xb30
[ 50.583902] unshare_nsproxy_namespaces+0xc1/0x200
[ 50.584586] ksys_unshare+0x44d/0x8e0
[ 50.585139] ? __pfx_ksys_unshare+0x10/0x10
[ 50.585753] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 50.586501] __x64_sys_unshare+0x31/0x40
[ 50.587028] do_syscall_64+0x3f/0x90
[ 50.587532] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 50.588171] RIP: 0033:0x7f40063b80d7
[ 50.588681] 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
[ 50.590847] RSP: 002b:00007ffd6083f288 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 50.591787] RAX: ffffffffffffffda RBX: 00007ffd6083f8c8 RCX: 00007f40063b80d7
[ 50.592681] RDX: 00007f400642241f RSI: 00007ffd6083f220 RDI: 0000000040000000
[ 50.593574] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffd6083f030
[ 50.594469] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f40064cabf0
[ 50.595369] R13: 00007ffd6083f360 R14: 0000000000000000 R15: 00000000000000f8
[ 50.596308]
[ 50.596614] irq event stamp: 10083
[ 50.597075] hardirqs last enabled at (10093): [] __up_console_sem+0x78/0x80
[ 50.598158] hardirqs last disabled at (10104): [] __up_console_sem+0x5d/0x80
[ 50.599270] softirqs last enabled at (9934): [] irq_exit_rcu+0x93/0xc0
[ 50.600307] softirqs last disabled at (9925): [] irq_exit_rcu+0x93/0xc0
[ 50.601349] ---[ end trace 0000000000000000 ]---
[ 50.602733] ------------[ cut here ]------------
[ 50.603429] sysctl net/netfilter/nf_conntrack_frag6_low_thresh: data points to kernel global data: nf_conntrack_frag6_low_thresh_unused
[ 50.605499] WARNING: CPU: 1 PID: 258 at net/sysctl_net.c:155 register_net_sysctl+0x1e6/0x2c0
[ 50.606573] Modules linked in:
[ 50.606986] CPU: 1 PID: 258 Comm: syz-executor.0 Tainted: G W 6.4.0-rc2-next-20230516 #1
[ 50.608156] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 50.609202] RIP: 0010:register_net_sysctl+0x1e6/0x2c0
[ 50.609868] 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
[ 50.612041] RSP: 0018:ffff888019357bf0 EFLAGS: 00010286
[ 50.612729] RAX: 0000000000000000 RBX: ffff888015b3f840 RCX: 0000000000000000
[ 50.613611] RDX: ffff888015a551c0 RSI: ffffffff81172af2 RDI: 0000000000000001
[ 50.614500] RBP: ffff888015b3f854 R08: 0000000000000001 R09: 0000000000000000
[ 50.615389] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
[ 50.616263] R13: ffffffff84e223a0 R14: ffff888015b3f848 R15: ffffffff84daf020
[ 50.617140] FS: 0000555557549400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 50.618126] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 50.618859] CR2: 00007fd2462756f4 CR3: 000000001645a000 CR4: 0000000000350ee0
[ 50.619757] Call Trace:
[ 50.620084]
[ 50.620418] nf_ct_net_init+0x224/0x3d0
[ 50.620944] ? __pfx_nf_ct_net_init+0x10/0x10
[ 50.621547] ops_init+0xbb/0x6b0
[ 50.621996] setup_net+0x3d9/0x990
[ 50.622480] ? down_read_killable+0x1d7/0x4e0
[ 50.623042] ? __pfx_setup_net+0x10/0x10
[ 50.623578] ? copy_net_ns+0x17c/0x770
[ 50.624082] copy_net_ns+0x321/0x770
[ 50.624593] create_new_namespaces+0x3f6/0xb30
[ 50.625209] unshare_nsproxy_namespaces+0xc1/0x200
[ 50.625821] ksys_unshare+0x44d/0x8e0
[ 50.626339] ? __pfx_ksys_unshare+0x10/0x10
[ 50.626886] ? __pfx_blkcg_maybe_throttle_current+0x10/0x10
[ 50.627622] __x64_sys_unshare+0x31/0x40
[ 50.628135] do_syscall_64+0x3f/0x90
[ 50.628628] entry_SYSCALL_64_after_hwframe+0x72/0xdc
[ 50.629324] RIP: 0033:0x7f40063b80d7
[ 50.629799] 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
[ 50.631962] RSP: 002b:00007ffd6083f288 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 50.632927] RAX: ffffffffffffffda RBX: 00007ffd6083f8c8 RCX: 00007f40063b80d7
[ 50.633830] RDX: 00007f400642241f RSI: 00007ffd6083f220 RDI: 0000000040000000
[ 50.634702] RBP: 00000000ffffffff R08: 0000000000000000 R09: 00007ffd6083f030
[ 50.635590] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f40064cabf0
[ 50.636475] R13: 00007ffd6083f360 R14: 0000000000000000 R15: 00000000000000f8
[ 50.637399]
[ 50.637706] irq event stamp: 10925
[ 50.638133] hardirqs last enabled at (10935): [] __up_console_sem+0x78/0x80
[ 50.639212] hardirqs last disabled at (10948): [] __up_console_sem+0x5d/0x80
[ 50.640276] softirqs last enabled at (10850): [] irq_exit_rcu+0x93/0xc0
[ 50.641335] softirqs last disabled at (10843): [] irq_exit_rcu+0x93/0xc0
[ 50.642375] ---[ end trace 0000000000000000 ]---
[ 52.177936] Bluetooth: hci0: command 0x0409 tx timeout
executing program
[ 54.225262] Bluetooth: hci0: command 0x041b tx timeout
executing program
[ 56.273278] Bluetooth: hci0: command 0x040f tx timeout
[ 58.321265] Bluetooth: hci0: command 0x0419 tx timeout
executing program
VM DIAGNOSIS:
12:50:16 Registers:
info registers vcpu 0
RAX=000000000001cba1 RBX=0000000000000000 RCX=ffffffff844c4a0e RDX=0000000000000000
RSI=0000000000000000 RDI=ffffffff81288625 RBP=dffffc0000000000 RSP=ffffffff85407e10
R8 =0000000000000001 R9 =ffffed100d9c69f8 R10=ffff88806ce34fc3 R11=0000000000000001
R12=ffffffff85d34a10 R13=1ffffffff0a80fc7 R14=0000000000000000 R15=0000000000000000
RIP=ffffffff844c599f 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 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=00007fa3d9833000 CR3=0000000019080000 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=2036313a30353a32312036312079614d XMM01=5d3134343331352e30352020205b203a
XMM02=646f4d205d3134343331352e30352020 XMM03=6b7a79732036313a30353a3231203631
XMM04=7379735f74656e5f7265747369676572 XMM05=732f74656e20746120383532203a4449
XMM06=57205d3635333231352e30352020205b XMM07=79732036313a30353a32312036312079
XMM08=7475636578652d7a7973223d6d6d6f63 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=000000000000006e RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff82507685 RDI=ffffffff87f27c00 RBP=ffffffff87f27bc0 RSP=ffff8880193575f0
R8 =0000000000000001 R9 =000000000000000a R10=000000000000006e R11=0000000000000001
R12=000000000000006e 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 0000555557549400 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=00007fd2462756f4 CR3=000000001645a000 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