[ 39.102919] ------------[ cut here ]------------ [ 39.103879] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.105947] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 39.107419] Modules linked in: [ 39.108073] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.110109] Tainted: [W]=WARN [ 39.110664] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.112144] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.113085] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 39.116319] RSP: 0018:ffff88800f2c7bc0 EFLAGS: 00010286 [ 39.117322] RAX: 0000000000000000 RBX: ffffed1001e58f78 RCX: ffffffff813a4050 [ 39.118612] RDX: ffff888016f39bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.119905] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e58f2f [ 39.121218] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.122515] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f2c7df8 [ 39.123803] FS: 00007fc30e371900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.125258] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.126336] CR2: 00007fc30e863580 CR3: 000000000b8bb000 CR4: 0000000000350ef0 [ 39.127623] Call Trace: [ 39.128127] [ 39.128545] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.129465] ? __create_object+0x59/0x80 [ 39.130262] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.131242] __vmalloc_noprof+0x59/0x60 [ 39.132012] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.132900] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.133851] bpf_prog_alloc+0x39/0x200 [ 39.134547] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.135477] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.136387] do_seccomp+0x349/0x25e0 [ 39.137124] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.138031] ? __pfx_do_seccomp+0x10/0x10 [ 39.138817] ? find_held_lock+0x2b/0x80 [ 39.139538] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.140523] ? static_key_count+0x60/0x80 [ 39.141358] prctl_set_seccomp+0x4e/0x70 [ 39.142144] __do_sys_prctl+0xe6c/0x1d70 [ 39.142936] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.143759] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.144746] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.145728] ? irqentry_exit+0xf3/0x650 [ 39.146506] do_syscall_64+0xbf/0x430 [ 39.147253] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.148221] RIP: 0033:0x7fc30e8635cd [ 39.148934] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 39.152127] RSP: 002b:00007ffdd7208630 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.153532] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc30e8635cd [ 39.154841] RDX: 0000556d8748de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.156130] RBP: 00007ffdd7208690 R08: 0000000000000000 R09: 00007ffdd7207d30 [ 39.157438] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556dad65dad0 [ 39.158734] R13: 00007ffdd7208ac0 R14: 0000556dad65ebc0 R15: 0000556dad66f780 [ 39.160047] [ 39.160476] irq event stamp: 1767 [ 39.161145] hardirqs last enabled at (1777): [] __up_console_sem+0x78/0x80 [ 39.162684] hardirqs last disabled at (1786): [] __up_console_sem+0x5d/0x80 [ 39.164213] softirqs last enabled at (1706): [] handle_softirqs+0x50c/0x770 [ 39.165804] softirqs last disabled at (1701): [] __irq_exit_rcu+0xc4/0x100 [ 39.167336] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.586737] ------------[ cut here ]------------ [ 41.587682] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.589656] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 41.591075] Modules linked in: [ 41.591659] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.593614] Tainted: [W]=WARN [ 41.594221] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.595689] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.596606] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 41.599719] RSP: 0018:ffff88801674fbc0 EFLAGS: 00010286 [ 41.600672] RAX: 0000000000000000 RBX: ffffed1002ce9f78 RCX: ffffffff813a4050 [ 41.601948] RDX: ffff888015a88000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.603213] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ce9f2f [ 41.604466] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.605730] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801674fdf8 [ 41.606995] FS: 00007f9aa4ca2900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.608404] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.609459] CR2: 00007f9aa5194580 CR3: 000000000a1fb000 CR4: 0000000000350ef0 [ 41.610717] Call Trace: [ 41.611262] [ 41.611672] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.612568] ? __create_object+0x59/0x80 [ 41.613349] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.614317] __vmalloc_noprof+0x59/0x60 [ 41.615067] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.615936] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.616859] bpf_prog_alloc+0x39/0x200 [ 41.617546] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.618469] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.619365] do_seccomp+0x349/0x25e0 [ 41.620071] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.620967] ? __pfx_do_seccomp+0x10/0x10 [ 41.621699] ? find_held_lock+0x2b/0x80 [ 41.622452] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.623407] ? static_key_count+0x60/0x80 [ 41.624195] prctl_set_seccomp+0x4e/0x70 [ 41.624973] __do_sys_prctl+0xe6c/0x1d70 [ 41.625710] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.626550] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.627507] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.628466] ? irqentry_exit+0xf3/0x650 [ 41.629235] do_syscall_64+0xbf/0x430 [ 41.629971] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.630904] RIP: 0033:0x7f9aa51945cd [ 41.631560] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 41.634683] RSP: 002b:00007ffffc1653e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.636016] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9aa51945cd [ 41.637273] RDX: 0000563e5f992e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.638535] RBP: 00007ffffc165440 R08: 0000000000000000 R09: 00007ffffc164ae0 [ 41.639807] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563e87e6ead0 [ 41.641089] R13: 00007ffffc165870 R14: 0000563e87e6fbc0 R15: 0000563e87e80780 [ 41.642365] [ 41.642827] irq event stamp: 1681 [ 41.643420] hardirqs last enabled at (1689): [] __up_console_sem+0x78/0x80 [ 41.644940] hardirqs last disabled at (1698): [] __up_console_sem+0x5d/0x80 [ 41.646444] softirqs last enabled at (1352): [] handle_softirqs+0x50c/0x770 [ 41.647959] softirqs last disabled at (1347): [] __irq_exit_rcu+0xc4/0x100 [ 41.649425] ---[ end trace 0000000000000000 ]--- [ 42.328393] ------------[ cut here ]------------ [ 42.329359] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.331330] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 42.332808] Modules linked in: [ 42.333389] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.335358] Tainted: [W]=WARN [ 42.335961] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.337419] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.338325] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 42.341504] RSP: 0018:ffff88801595fbc0 EFLAGS: 00010286 [ 42.342477] RAX: 0000000000000000 RBX: ffffed1002b2bf78 RCX: ffffffff813a4050 [ 42.343748] RDX: ffff88801613d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.345043] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b2bf2f [ 42.346314] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.347583] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801595fdf8 [ 42.348875] FS: 00007f2c8b7c1900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.350286] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.351337] CR2: 00007f2c8bcb3580 CR3: 0000000020505000 CR4: 0000000000350ef0 [ 42.352612] Call Trace: [ 42.353140] [ 42.353554] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.354463] ? __create_object+0x59/0x80 [ 42.355267] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.356253] __vmalloc_noprof+0x59/0x60 [ 42.357036] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.357922] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.358872] bpf_prog_alloc+0x39/0x200 [ 42.359576] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.360520] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.361451] do_seccomp+0x349/0x25e0 [ 42.362181] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.363099] ? __pfx_do_seccomp+0x10/0x10 [ 42.363902] ? find_held_lock+0x2b/0x80 [ 42.364629] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.365619] ? static_key_count+0x60/0x80 [ 42.366426] prctl_set_seccomp+0x4e/0x70 [ 42.367214] __do_sys_prctl+0xe6c/0x1d70 [ 42.368004] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.368891] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.369884] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.370868] ? irqentry_exit+0xf3/0x650 [ 42.371602] do_syscall_64+0xbf/0x430 [ 42.372357] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.373337] RIP: 0033:0x7f2c8bcb35cd [ 42.374047] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 42.377298] RSP: 002b:00007ffebb49ce00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.378685] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2c8bcb35cd [ 42.379992] RDX: 000056195d13fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.381311] RBP: 00007ffebb49ce60 R08: 0000000000000000 R09: 00007ffebb49c500 [ 42.382620] R10: 0000000000000000 R11: 0000000000000246 R12: 000056199399ead0 [ 42.383925] R13: 00007ffebb49d290 R14: 000056199399fbc0 R15: 00005619939b0780 [ 42.385256] [ 42.385684] irq event stamp: 1723 [ 42.386347] hardirqs last enabled at (1733): [] __up_console_sem+0x78/0x80 [ 42.387893] hardirqs last disabled at (1742): [] __up_console_sem+0x5d/0x80 [ 42.389443] softirqs last enabled at (1692): [] handle_softirqs+0x50c/0x770 [ 42.391016] softirqs last disabled at (1687): [] __irq_exit_rcu+0xc4/0x100 [ 42.392556] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:24473' (ECDSA) to the list of known hosts. 2025/11/17 13:51:38 fuzzer started 2025/11/17 13:51:39 dialing manager at localhost:37895 2025/11/17 13:51:39 checking machine... 2025/11/17 13:51:39 checking revisions... [ 43.302764] kmemleak: Automatic memory scanning thread ended 2025/11/17 13:51:39 testing simple program... [ 43.399894] cgroup: Unknown subsys name 'net' [ 43.452534] cgroup: Unknown subsys name 'cpuset' [ 43.465087] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 13:51:38 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=1ffff11001e61f55 RCX=ffffffff81e8b293 RDX=1ffff11003894c9a RSI=ffffffff81c06895 RDI=ffff88801c4a64d0 RBP=ffff88801768c380 RSP=ffff88800f30fa88 R8 =0000000000000000 R9 =ffffed100389c4ce R10=0000000000000055 R11=0000000000000001 R12=ffff88801c4e28b8 R13=ffff88801c4a6468 R14=ffff88801768c3e0 R15=0000000000000000 RIP=ffffffff81c068f1 RFL=00000246 [---Z-P-] 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 00007f44ba3e4700 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f9aa525a0b0 CR3=000000000e8de000 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=2038333a31353a333120373120766f4e XMM01=657463656e6e6f63736944203a5d3034 XMM02=302e303120746f6f722072657375206d XMM03=203a5d3034325b646873732072656c6c XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732037333a31353a3331203731 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=dffffc0000000000 RCX=0000000000000000 RDX=ffff88801ffb5bf8 RSI=ffff88801ff45e48 RDI=ffff88801ffb9890 RBP=ffff88801ffb3ad0 RSP=ffff888018b7f720 R8 =0000000000000001 R9 =ffffed100316fede R10=0000000000000003 R11=0000000000000001 R12=ffff88801ffb9880 R13=fffffbfff10b6de2 R14=ffff88801ffb5bf8 R15=ffffffff885b6f10 RIP=ffffffff84c2b8ce RFL=00000046 [---Z-P-] 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 00007f9aa4ca2900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4900000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f9aa4c81020 CR3=000000000b63a000 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=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000