[ 46.054390] ------------[ cut here ]------------ [ 46.055360] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.057385] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 46.058849] Modules linked in: [ 46.059437] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.061717] Tainted: [W]=WARN [ 46.062282] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.063849] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.064762] 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 [ 46.067951] RSP: 0018:ffff88801639fbc0 EFLAGS: 00010286 [ 46.068929] RAX: 0000000000000000 RBX: ffffed1002c73f78 RCX: ffffffff813a4050 [ 46.070253] RDX: ffff88800cbfd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.071569] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c73f2f [ 46.072870] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.074182] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801639fdf8 [ 46.075492] FS: 00007f0f45030900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.076945] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.078025] CR2: 00007ffc07091ef7 CR3: 0000000009c1c000 CR4: 0000000000350ef0 [ 46.079313] Call Trace: [ 46.079830] [ 46.080244] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.081145] ? __create_object+0x59/0x80 [ 46.081937] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.082912] __vmalloc_noprof+0x59/0x60 [ 46.083673] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.084511] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.085471] bpf_prog_alloc+0x39/0x200 [ 46.086219] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.087156] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.088071] do_seccomp+0x349/0x25e0 [ 46.088795] ? find_held_lock+0x2b/0x80 [ 46.089515] ? do_prlimit+0x310/0x610 [ 46.090260] ? __pfx_do_seccomp+0x10/0x10 [ 46.091040] ? do_raw_spin_unlock+0x53/0x220 [ 46.091871] ? _raw_spin_unlock+0x1e/0x40 [ 46.092652] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.093647] ? static_key_count+0x60/0x80 [ 46.094402] prctl_set_seccomp+0x4e/0x70 [ 46.095173] __do_sys_prctl+0xe6c/0x1d70 [ 46.095963] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.096816] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.097815] ? irqentry_exit+0xf3/0x650 [ 46.098581] do_syscall_64+0xbf/0x430 [ 46.099278] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.100231] RIP: 0033:0x7f0f455225cd [ 46.100946] 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 [ 46.104143] RSP: 002b:00007ffc0708f460 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.105519] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0f455225cd [ 46.106843] RDX: 0000562374e3ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.108146] RBP: 00007ffc0708f4c0 R08: 0000000000000000 R09: 00007ffc0708eb60 [ 46.109457] R10: 0000000000000000 R11: 0000000000000246 R12: 000056238434b2b0 [ 46.110757] R13: 00007ffc0708f8f0 R14: 000056238434dd20 R15: 000056238435f8d0 [ 46.112077] [ 46.112500] irq event stamp: 1809 [ 46.113156] hardirqs last enabled at (1819): [] __up_console_sem+0x78/0x80 [ 46.114679] hardirqs last disabled at (1828): [] __up_console_sem+0x5d/0x80 [ 46.116202] softirqs last enabled at (1400): [] handle_softirqs+0x50c/0x770 [ 46.117764] softirqs last disabled at (1395): [] __irq_exit_rcu+0xc4/0x100 [ 46.119133] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.768829] ------------[ cut here ]------------ [ 49.769825] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.771850] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 49.773589] Modules linked in: [ 49.774186] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.776231] Tainted: [W]=WARN [ 49.776834] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.778343] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.779266] 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 [ 49.782474] RSP: 0018:ffff88800ec0fbc0 EFLAGS: 00010286 [ 49.783463] RAX: 0000000000000000 RBX: ffffed1001d81f78 RCX: ffffffff813a4050 [ 49.784747] RDX: ffff8880151e8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.786069] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001d81f2f [ 49.787348] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.788637] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800ec0fdf8 [ 49.789950] FS: 00007f3e4d627900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.791417] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.792497] CR2: 00007ffdc1e27ef7 CR3: 000000000dcdd000 CR4: 0000000000350ef0 [ 49.793909] Call Trace: [ 49.794387] [ 49.794860] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.795762] ? __create_object+0x59/0x80 [ 49.796497] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.797508] __vmalloc_noprof+0x59/0x60 [ 49.798254] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.799108] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.800041] bpf_prog_alloc+0x39/0x200 [ 49.800769] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.801703] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.802599] do_seccomp+0x349/0x25e0 [ 49.803262] ? find_held_lock+0x2b/0x80 [ 49.804019] ? do_prlimit+0x310/0x610 [ 49.804739] ? __pfx_do_seccomp+0x10/0x10 [ 49.805483] ? do_raw_spin_unlock+0x53/0x220 [ 49.806317] ? _raw_spin_unlock+0x1e/0x40 [ 49.807094] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.808079] ? static_key_count+0x60/0x80 [ 49.808882] prctl_set_seccomp+0x4e/0x70 [ 49.809655] __do_sys_prctl+0xe6c/0x1d70 [ 49.810387] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.811232] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.812200] ? irqentry_exit+0xf3/0x650 [ 49.812968] do_syscall_64+0xbf/0x430 [ 49.813700] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.814635] RIP: 0033:0x7f3e4db195cd [ 49.815289] 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 [ 49.818418] RSP: 002b:00007ffdc1e25a10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.819763] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3e4db195cd [ 49.821069] RDX: 000055f651ebae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.822341] RBP: 00007ffdc1e25a70 R08: 0000000000000000 R09: 00007ffdc1e25110 [ 49.823627] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f687208bf0 [ 49.824904] R13: 00007ffdc1e25ea0 R14: 000055f687212380 R15: 000055f68721d460 [ 49.826207] [ 49.826656] irq event stamp: 1787 [ 49.827250] hardirqs last enabled at (1795): [] __up_console_sem+0x78/0x80 [ 49.828735] hardirqs last disabled at (1804): [] __up_console_sem+0x5d/0x80 [ 49.830207] softirqs last enabled at (1764): [] handle_softirqs+0x50c/0x770 [ 49.831488] softirqs last disabled at (1749): [] __irq_exit_rcu+0xc4/0x100 [ 49.832742] ---[ end trace 0000000000000000 ]--- [ 50.650648] ------------[ cut here ]------------ [ 50.651649] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.653824] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 50.655363] Modules linked in: [ 50.656093] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.658246] Tainted: [W]=WARN [ 50.658897] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.660467] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.661459] 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 [ 50.664808] RSP: 0018:ffff888016657bc0 EFLAGS: 00010286 [ 50.665880] RAX: 0000000000000000 RBX: ffffed1002ccaf78 RCX: ffffffff813a4050 [ 50.667280] RDX: ffff888019891bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.668640] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ccaf2f [ 50.670033] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.671372] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016657df8 [ 50.672663] FS: 00007fe395295900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.674107] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.675157] CR2: 00007fe395787580 CR3: 000000000c12d000 CR4: 0000000000350ef0 [ 50.676433] Call Trace: [ 50.676954] [ 50.677378] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.678273] ? __create_object+0x59/0x80 [ 50.679061] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.680030] __vmalloc_noprof+0x59/0x60 [ 50.680782] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.681662] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.682628] bpf_prog_alloc+0x39/0x200 [ 50.683365] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.684358] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.685352] do_seccomp+0x349/0x25e0 [ 50.686139] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.687168] ? __pfx_do_seccomp+0x10/0x10 [ 50.688020] ? find_held_lock+0x2b/0x80 [ 50.688841] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.689921] ? static_key_count+0x60/0x80 [ 50.690773] prctl_set_seccomp+0x4e/0x70 [ 50.691600] __do_sys_prctl+0xe6c/0x1d70 [ 50.692383] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.693321] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.694344] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.695339] ? irqentry_exit+0xf3/0x650 [ 50.696119] do_syscall_64+0xbf/0x430 [ 50.696878] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.697849] RIP: 0033:0x7fe3957875cd [ 50.698504] 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 [ 50.701710] RSP: 002b:00007ffe3b3223f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.703067] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe3957875cd [ 50.704344] RDX: 000055d577510e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.705713] RBP: 00007ffe3b322450 R08: 0000000000000000 R09: 00007ffe3b321af0 [ 50.707102] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d5912b2ad0 [ 50.708471] R13: 00007ffe3b322880 R14: 000055d5912b3bc0 R15: 000055d5912c4780 [ 50.709868] [ 50.710332] irq event stamp: 1749 [ 50.711028] hardirqs last enabled at (1759): [] __up_console_sem+0x78/0x80 [ 50.712656] hardirqs last disabled at (1768): [] __up_console_sem+0x5d/0x80 [ 50.714195] softirqs last enabled at (1612): [] handle_softirqs+0x50c/0x770 [ 50.715569] softirqs last disabled at (1607): [] __irq_exit_rcu+0xc4/0x100 [ 50.716902] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:57382' (ECDSA) to the list of known hosts. 2025/11/18 13:32:14 fuzzer started 2025/11/18 13:32:14 dialing manager at localhost:34383 2025/11/18 13:32:14 checking machine... 2025/11/18 13:32:14 checking revisions... [ 51.743280] kmemleak: Automatic memory scanning thread ended 2025/11/18 13:32:14 testing simple program... [ 51.844679] cgroup: Unknown subsys name 'net' [ 51.914187] cgroup: Unknown subsys name 'cpuset' [ 51.929021] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 13:32:13 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=00000000001ee268 RCX=00007f3af9015344 RDX=00007fff04b2ecf8 RSI=00007fff04b2ecf8 RDI=0000557e71add330 RBP=00007fff04b2ed78 RSP=00007fff04b2ecf0 R8 =0000000000000058 R9 =00000000001ee268 R10=0000000000000002 R11=00007f3af7ba9f00 R12=00007f3af7a76268 R13=0000557e71ae6150 R14=0000000000000006 R15=00007fff04b2ed00 RIP=00007f3af9015475 RFL=00000202 [-------] CPL=3 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0033 0000000000000000 ffffffff 00a0fb00 DPL=3 CS64 [-RA] SS =002b 0000000000000000 ffffffff 00c0f300 DPL=3 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f3af8492900 00000000 00000000 GS =0000 0000000000000000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f3af7baa000 CR3=000000000d117000 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=b3285ca56c489dff00000000002e8b30 XMM01=60cb314669e8fd8d0140bdc41245a543 XMM02=ec2efd57dc4c00df0000000000305b10 XMM03=a26e485d63109d180000000000305be0 XMM04=f1c4bd6c912474be00000000000ae988 XMM05=5159c89aeeb1b2b20000000000321dc0 XMM06=07c8bb74b6c04a440000000000320c80 XMM07=fb795ef6d65770560000000000310ed8 XMM08=2c67c8bc2e329bc30000000000305b80 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=ffff88800e0a3cb8 RCX=ffffffff8152d723 RDX=1ffff11001c147a5 RSI=ffffffff885b6f10 RDI=ffff88800e0a3d28 RBP=ffff88800e0a3cb8 RSP=ffff888009757b00 R8 =0000000000000001 R9 =ffffed10012eaf5a R10=0000000000000003 R11=0000000000000001 R12=0000000000000000 R13=ffff88800e0a3d20 R14=ffff888009472500 R15=ffffffff885b6f10 RIP=ffffffff84c2b481 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2f00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdc1e1f000 CR3=000000001f3a7000 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=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000