[ 39.486869] ------------[ cut here ]------------ [ 39.487725] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.489806] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 39.491320] Modules linked in: [ 39.491957] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.493975] Tainted: [W]=WARN [ 39.494545] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.496064] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.497019] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 39.500313] RSP: 0018:ffff888016fc7bc0 EFLAGS: 00010286 [ 39.501340] RAX: 0000000000000000 RBX: ffffed1002df8f78 RCX: ffffffff813a4050 [ 39.502661] RDX: ffff888016469bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.503993] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002df8f2f [ 39.505330] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.506652] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016fc7df8 [ 39.507983] FS: 00007ff5059e5900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.509491] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.510592] CR2: 00007ff505ed7580 CR3: 000000000b8bb000 CR4: 0000000000350ef0 [ 39.511925] Call Trace: [ 39.512400] [ 39.512869] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.513758] ? __create_object+0x59/0x80 [ 39.514571] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.515575] __vmalloc_noprof+0x59/0x60 [ 39.516351] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.517276] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.518239] bpf_prog_alloc+0x39/0x200 [ 39.518996] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.519952] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.520880] do_seccomp+0x349/0x25e0 [ 39.521582] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.522504] ? __pfx_do_seccomp+0x10/0x10 [ 39.523313] ? find_held_lock+0x2b/0x80 [ 39.524102] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.525110] ? static_key_count+0x60/0x80 [ 39.525938] prctl_set_seccomp+0x4e/0x70 [ 39.526687] __do_sys_prctl+0xe6c/0x1d70 [ 39.527492] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.528364] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.529368] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.530370] ? irqentry_exit+0xf3/0x650 [ 39.531156] do_syscall_64+0xbf/0x430 [ 39.531919] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.532904] RIP: 0033:0x7ff505ed75cd [ 39.533598] 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 [ 39.536858] RSP: 002b:00007ffde6c1d600 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.538274] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff505ed75cd [ 39.539597] RDX: 0000560c2b37de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.540916] RBP: 00007ffde6c1d660 R08: 0000000000000000 R09: 00007ffde6c1cd00 [ 39.542262] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560c59e1bbf0 [ 39.543589] R13: 00007ffde6c1da90 R14: 0000560c59e25380 R15: 0000560c59e30460 [ 39.544937] [ 39.545386] irq event stamp: 1769 [ 39.546054] hardirqs last enabled at (1779): [] __up_console_sem+0x78/0x80 [ 39.547635] hardirqs last disabled at (1788): [] __up_console_sem+0x5d/0x80 [ 39.549227] softirqs last enabled at (1738): [] handle_softirqs+0x50c/0x770 [ 39.550831] softirqs last disabled at (1733): [] __irq_exit_rcu+0xc4/0x100 [ 39.552404] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.983598] ------------[ cut here ]------------ [ 42.984354] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.985962] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 42.987125] Modules linked in: [ 42.987598] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.989189] Tainted: [W]=WARN [ 42.989638] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.990814] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.991525] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 42.994089] RSP: 0018:ffff88800df37bc0 EFLAGS: 00010286 [ 42.994874] RAX: 0000000000000000 RBX: ffffed1001be6f78 RCX: ffffffff813a4050 [ 42.995905] RDX: ffff8880166b1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.996940] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001be6f2f [ 42.997978] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.999024] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800df37df8 [ 43.000061] FS: 00007fb928ba1900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.001246] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.002240] CR2: 00007fb929093580 CR3: 000000000bbcd000 CR4: 0000000000350ef0 [ 43.003281] Call Trace: [ 43.003796] [ 43.004138] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.005007] ? __create_object+0x59/0x80 [ 43.005650] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.006524] __vmalloc_noprof+0x59/0x60 [ 43.007131] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.007976] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.008694] bpf_prog_alloc+0x39/0x200 [ 43.009294] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.010041] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.010745] do_seccomp+0x349/0x25e0 [ 43.011330] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.012052] ? __pfx_do_seccomp+0x10/0x10 [ 43.012662] ? find_held_lock+0x2b/0x80 [ 43.013285] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.014062] ? static_key_count+0x60/0x80 [ 43.014683] prctl_set_seccomp+0x4e/0x70 [ 43.015305] __do_sys_prctl+0xe6c/0x1d70 [ 43.015942] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.016601] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.017506] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.018506] ? irqentry_exit+0xf3/0x650 [ 43.019137] do_syscall_64+0xbf/0x430 [ 43.019712] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.020494] RIP: 0033:0x7fb9290935cd [ 43.021070] 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 [ 43.023790] RSP: 002b:00007ffeea724d80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.024879] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb9290935cd [ 43.025926] RDX: 0000557d6df76e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.026951] RBP: 00007ffeea724de0 R08: 0000000000000000 R09: 00007ffeea724480 [ 43.027979] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557d887ba2b0 [ 43.029172] R13: 00007ffeea725210 R14: 0000557d887bcd20 R15: 0000557d887ce8d0 [ 43.030218] [ 43.030562] irq event stamp: 1879 [ 43.031075] hardirqs last enabled at (1889): [] __up_console_sem+0x78/0x80 [ 43.032296] hardirqs last disabled at (1898): [] __up_console_sem+0x5d/0x80 [ 43.033519] softirqs last enabled at (1668): [] handle_softirqs+0x50c/0x770 [ 43.034761] softirqs last disabled at (1661): [] __irq_exit_rcu+0xc4/0x100 [ 43.036000] ---[ end trace 0000000000000000 ]--- [ 43.841016] ------------[ cut here ]------------ [ 43.841979] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.843989] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/251 [ 43.845477] Modules linked in: [ 43.846113] CPU: 1 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.848074] Tainted: [W]=WARN [ 43.848632] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.850121] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.851031] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 43.854172] RSP: 0018:ffff888016dcfbc0 EFLAGS: 00010286 [ 43.855138] RAX: 0000000000000000 RBX: ffffed1002db9f78 RCX: ffffffff813a4050 [ 43.856397] RDX: ffff88800f129bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.857675] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002db9f2f [ 43.858932] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.860187] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016dcfdf8 [ 43.861462] FS: 00007f7af30b3900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.862881] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.863923] CR2: 00007f7af35a5580 CR3: 0000000013a59000 CR4: 0000000000350ef0 [ 43.865212] Call Trace: [ 43.865670] [ 43.866114] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.867009] ? __create_object+0x59/0x80 [ 43.867755] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.868710] __vmalloc_noprof+0x59/0x60 [ 43.869470] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.870328] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.871254] bpf_prog_alloc+0x39/0x200 [ 43.872002] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.872922] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.873830] do_seccomp+0x349/0x25e0 [ 43.874498] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.875392] ? __pfx_do_seccomp+0x10/0x10 [ 43.876155] ? find_held_lock+0x2b/0x80 [ 43.876896] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.877860] ? static_key_count+0x60/0x80 [ 43.878605] prctl_set_seccomp+0x4e/0x70 [ 43.879386] __do_sys_prctl+0xe6c/0x1d70 [ 43.880160] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.880996] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.881957] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.882920] ? irqentry_exit+0xf3/0x650 [ 43.883626] do_syscall_64+0xbf/0x430 [ 43.884359] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.885309] RIP: 0033:0x7f7af35a55cd [ 43.886000] 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 [ 43.889130] RSP: 002b:00007ffdb4860500 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.890476] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7af35a55cd [ 43.891732] RDX: 000056000fec1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.893017] RBP: 00007ffdb4860560 R08: 0000000000000000 R09: 00007ffdb485fc00 [ 43.894325] R10: 0000000000000000 R11: 0000000000000246 R12: 000056002d060ad0 [ 43.895590] R13: 00007ffdb4860990 R14: 000056002d061bc0 R15: 000056002d072780 [ 43.896897] [ 43.897328] irq event stamp: 1775 [ 43.897976] hardirqs last enabled at (1785): [] __up_console_sem+0x78/0x80 [ 43.899478] hardirqs last disabled at (1794): [] __up_console_sem+0x5d/0x80 [ 43.900988] softirqs last enabled at (1764): [] handle_softirqs+0x50c/0x770 [ 43.902543] softirqs last disabled at (1759): [] __irq_exit_rcu+0xc4/0x100 [ 43.904052] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:10166' (ECDSA) to the list of known hosts. 2025/11/19 00:46:13 fuzzer started 2025/11/19 00:46:13 dialing manager at localhost:34383 2025/11/19 00:46:13 checking machine... 2025/11/19 00:46:13 checking revisions... [ 44.773562] kmemleak: Automatic memory scanning thread ended 2025/11/19 00:46:13 testing simple program... [ 44.863106] cgroup: Unknown subsys name 'net' [ 44.934390] cgroup: Unknown subsys name 'cpuset' [ 44.949067] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 00:46:12 Registers: info registers vcpu 0 RAX=000000000003e945 RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffffffff0b80fc7 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdb6bcd848 CR3=000000000f97f000 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=36343a303020393120766f4e3e38333c XMM01=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3134325b646873732032313a3634 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320363239 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000080010001 RBX=ffff88806cf28548 RCX=0000000000000002 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff88598148 RBP=0000000000000000 RSP=ffff88806cf08eb0 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000000 R11=0000000000000001 R12=0000000000000046 R13=dffffc0000000000 R14=0000000000000000 R15=ffff88806cf28500 RIP=ffffffff81529214 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 00007fb928ba1900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffeea71e000 CR3=000000001e237000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000