[ 45.589015] ------------[ cut here ]------------ [ 45.589930] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.592029] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 45.593514] Modules linked in: [ 45.594114] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 45.596110] Tainted: [W]=WARN [ 45.596709] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.598198] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.599097] 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 [ 45.602298] RSP: 0018:ffff88801626fbc0 EFLAGS: 00010286 [ 45.603291] RAX: 0000000000000000 RBX: ffffed1002c4df78 RCX: ffffffff813a4050 [ 45.604572] RDX: ffff88800aa65340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.605865] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c4df2f [ 45.607153] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.608447] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801626fdf8 [ 45.609766] FS: 00007fdd86324900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 45.611205] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.612287] CR2: 00007fdd86816580 CR3: 000000001c930000 CR4: 0000000000350ef0 [ 45.613591] Call Trace: [ 45.614059] [ 45.614506] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.615403] ? __create_object+0x59/0x80 [ 45.616144] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.617128] __vmalloc_noprof+0x59/0x60 [ 45.617892] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.618769] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.619716] bpf_prog_alloc+0x39/0x200 [ 45.620453] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.621400] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.622320] do_seccomp+0x349/0x25e0 [ 45.622999] ? __pfx_css_rstat_updated+0x10/0x10 [ 45.623910] ? __pfx_do_seccomp+0x10/0x10 [ 45.624696] ? find_held_lock+0x2b/0x80 [ 45.625465] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.626436] ? static_key_count+0x60/0x80 [ 45.627194] prctl_set_seccomp+0x4e/0x70 [ 45.627987] __do_sys_prctl+0xe6c/0x1d70 [ 45.628773] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.629655] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.630628] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.631598] ? irqentry_exit+0xf3/0x650 [ 45.632364] do_syscall_64+0xbf/0x430 [ 45.633061] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.634031] RIP: 0033:0x7fdd868165cd [ 45.634725] 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 [ 45.637910] RSP: 002b:00007ffc3dafaf90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.639277] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdd868165cd [ 45.640546] RDX: 000055a19f5bce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.641852] RBP: 00007ffc3dafaff0 R08: 0000000000000000 R09: 00007ffc3dafa690 [ 45.643148] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a1d6621240 [ 45.644431] R13: 00007ffc3dafb420 R14: 000055a1d662a380 R15: 000055a1d6635540 [ 45.645748] [ 45.646177] irq event stamp: 1767 [ 45.646830] hardirqs last enabled at (1777): [] __up_console_sem+0x78/0x80 [ 45.648367] hardirqs last disabled at (1786): [] __up_console_sem+0x5d/0x80 [ 45.649917] softirqs last enabled at (1736): [] handle_softirqs+0x50c/0x770 [ 45.651452] softirqs last disabled at (1731): [] __irq_exit_rcu+0xc4/0x100 [ 45.652991] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.910591] ------------[ cut here ]------------ [ 48.911154] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.912537] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 48.913461] Modules linked in: [ 48.913833] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 48.915079] Tainted: [W]=WARN [ 48.915448] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.916369] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.916921] 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 [ 48.918924] RSP: 0018:ffff88801766fbc0 EFLAGS: 00010286 [ 48.919540] RAX: 0000000000000000 RBX: ffffed1002ecdf78 RCX: ffffffff813a4050 [ 48.920351] RDX: ffff88800a3d5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.921135] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ecdf2f [ 48.921954] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.922827] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801766fdf8 [ 48.923721] FS: 00007f04dfd80900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 48.924629] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.925300] CR2: 00007ffc6088bef8 CR3: 000000000b397000 CR4: 0000000000350ef0 [ 48.926086] Call Trace: [ 48.926405] [ 48.926669] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.927208] ? __create_object+0x59/0x80 [ 48.927701] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.928304] __vmalloc_noprof+0x59/0x60 [ 48.928745] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.929296] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.929977] bpf_prog_alloc+0x39/0x200 [ 48.930523] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.931080] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.931638] do_seccomp+0x349/0x25e0 [ 48.932058] ? find_held_lock+0x2b/0x80 [ 48.932524] ? do_prlimit+0x310/0x610 [ 48.932971] ? __pfx_do_seccomp+0x10/0x10 [ 48.933451] ? do_raw_spin_unlock+0x53/0x220 [ 48.933940] ? _raw_spin_unlock+0x1e/0x40 [ 48.934417] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.935110] ? static_key_count+0x60/0x80 [ 48.935608] prctl_set_seccomp+0x4e/0x70 [ 48.936064] __do_sys_prctl+0xe6c/0x1d70 [ 48.936546] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.937063] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.937659] ? irqentry_exit+0xf3/0x650 [ 48.938112] do_syscall_64+0xbf/0x430 [ 48.938567] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.939135] RIP: 0033:0x7f04e02725cd [ 48.939570] 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 [ 48.941575] RSP: 002b:00007ffc60889290 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.942432] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f04e02725cd [ 48.943211] RDX: 00005591255e1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.944005] RBP: 00007ffc608892f0 R08: 0000000000000000 R09: 00007ffc60888990 [ 48.944812] R10: 0000000000000000 R11: 0000000000000246 R12: 000055912b6afad0 [ 48.945630] R13: 00007ffc60889720 R14: 000055912b6b0bc0 R15: 000055912b6c1780 [ 48.946441] [ 48.946704] irq event stamp: 1685 [ 48.947078] hardirqs last enabled at (1693): [] __up_console_sem+0x78/0x80 [ 48.948026] hardirqs last disabled at (1702): [] __up_console_sem+0x5d/0x80 [ 48.948979] softirqs last enabled at (1314): [] handle_softirqs+0x50c/0x770 [ 48.949938] softirqs last disabled at (1307): [] __irq_exit_rcu+0xc4/0x100 [ 48.950880] ---[ end trace 0000000000000000 ]--- [ 49.676708] ------------[ cut here ]------------ [ 49.677658] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.679793] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/257 [ 49.681293] Modules linked in: [ 49.681893] CPU: 1 UID: 104 PID: 257 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.684212] Tainted: [W]=WARN [ 49.684902] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.686406] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.687382] 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 [ 49.690745] RSP: 0018:ffff88801a6bfbc0 EFLAGS: 00010286 [ 49.691742] RAX: 0000000000000000 RBX: ffffed10034d7f78 RCX: ffffffff813a4050 [ 49.693056] RDX: ffff88801a6f0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.694352] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034d7f2f [ 49.695656] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.696968] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a6bfdf8 [ 49.698282] FS: 00007f36aa730900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.699750] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.700833] CR2: 00007fffe1d96ef8 CR3: 000000000e4de000 CR4: 0000000000350ef0 [ 49.702148] Call Trace: [ 49.702659] [ 49.703084] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.704003] ? __create_object+0x59/0x80 [ 49.704801] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.705809] __vmalloc_noprof+0x59/0x60 [ 49.706592] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.707486] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.708429] bpf_prog_alloc+0x39/0x200 [ 49.709152] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.710094] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.711022] do_seccomp+0x349/0x25e0 [ 49.711755] ? find_held_lock+0x2b/0x80 [ 49.712527] ? do_prlimit+0x310/0x610 [ 49.713289] ? __pfx_do_seccomp+0x10/0x10 [ 49.714050] ? do_raw_spin_unlock+0x53/0x220 [ 49.714892] ? _raw_spin_unlock+0x1e/0x40 [ 49.715690] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.716680] ? static_key_count+0x60/0x80 [ 49.717514] prctl_set_seccomp+0x4e/0x70 [ 49.718321] __do_sys_prctl+0xe6c/0x1d70 [ 49.719089] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.719968] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.720976] ? irqentry_exit+0xf3/0x650 [ 49.721767] do_syscall_64+0xbf/0x430 [ 49.722981] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.723965] RIP: 0033:0x7f36aac225cd [ 49.724750] 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 [ 49.728031] RSP: 002b:00007fffe1d949e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.729445] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f36aac225cd [ 49.730755] RDX: 0000561742e4be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.732065] RBP: 00007fffe1d94a40 R08: 0000000000000000 R09: 00007fffe1d940e0 [ 49.733406] R10: 0000000000000000 R11: 0000000000000246 R12: 000056176041f2b0 [ 49.734724] R13: 00007fffe1d94e70 R14: 0000561760421d20 R15: 00005617604338d0 [ 49.736062] [ 49.736546] irq event stamp: 1815 [ 49.737189] hardirqs last enabled at (1823): [] __up_console_sem+0x78/0x80 [ 49.738762] hardirqs last disabled at (1832): [] __up_console_sem+0x5d/0x80 [ 49.740338] softirqs last enabled at (1812): [] handle_softirqs+0x50c/0x770 [ 49.741809] softirqs last disabled at (1807): [] __irq_exit_rcu+0xc4/0x100 [ 49.743130] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:65290' (ECDSA) to the list of known hosts. 2025/11/17 19:08:31 fuzzer started 2025/11/17 19:08:32 dialing manager at localhost:37895 2025/11/17 19:08:32 checking machine... 2025/11/17 19:08:32 checking revisions... [ 50.647997] kmemleak: Automatic memory scanning thread ended 2025/11/17 19:08:32 testing simple program... [ 50.726307] cgroup: Unknown subsys name 'net' [ 50.792527] cgroup: Unknown subsys name 'cpuset' [ 50.806333] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 19:08:31 Registers: info registers vcpu 0 RAX=0000000000002005 RBX=ffff888015b01bc0 RCX=0000000000000001 RDX=0000000000000005 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffff888015b02618 RSP=ffff88806ce088c8 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff888015b02668 R13=0000000000000003 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff81527119 RFL=00000007 [-----PC] 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 00007f9c2e280900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f9c2d996008 CR3=0000000015dda000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=de5234b1dcf3d55e00000000000ae988 XMM05=4fd54c243161e10000000000003202b8 XMM06=effe7db9128367a6000000000031eee8 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=ffffffff8899b860 RCX=0000000000000000 RDX=0000000000000046 RSI=0000000000000000 RDI=ffff88800a068118 RBP=ffff88800a068118 RSP=ffff88800f69f510 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000000 R11=0000000000000000 R12=ffffffff87d11d00 R13=ffff88800a068118 R14=0000000000000001 R15=0000000000000000 RIP=ffffffff84c71e90 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 00007f04dfd80900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe0b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f04e0337618 CR3=000000000b8cf000 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=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000