[ 39.555428] ------------[ cut here ]------------ [ 39.556353] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.558408] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/231 [ 39.559876] Modules linked in: [ 39.560466] CPU: 0 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.562817] Tainted: [W]=WARN [ 39.563387] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.564923] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.565868] 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 [ 39.569135] RSP: 0018:ffff888015ca7bc0 EFLAGS: 00010286 [ 39.570136] RAX: 0000000000000000 RBX: ffffed1002b94f78 RCX: ffffffff813a4050 [ 39.571460] RDX: ffff888015899bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.572782] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b94f2f [ 39.574107] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.575435] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015ca7df8 [ 39.576758] FS: 00007ff58d186900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.578230] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.579322] CR2: 00007ff58d678580 CR3: 000000000ef14000 CR4: 0000000000350ef0 [ 39.580658] Call Trace: [ 39.581188] [ 39.581611] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.582533] ? __create_object+0x59/0x80 [ 39.583346] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.584367] __vmalloc_noprof+0x59/0x60 [ 39.585157] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.586057] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.587019] bpf_prog_alloc+0x39/0x200 [ 39.587789] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.588697] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.589629] do_seccomp+0x349/0x25e0 [ 39.590374] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.591307] ? __pfx_do_seccomp+0x10/0x10 [ 39.592132] ? find_held_lock+0x2b/0x80 [ 39.592916] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.593916] ? static_key_count+0x60/0x80 [ 39.594692] prctl_set_seccomp+0x4e/0x70 [ 39.595518] __do_sys_prctl+0xe6c/0x1d70 [ 39.596329] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.597217] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.598215] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.599213] ? irqentry_exit+0xf3/0x650 [ 39.600010] do_syscall_64+0xbf/0x430 [ 39.600783] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.601767] RIP: 0033:0x7ff58d6785cd [ 39.602447] 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 [ 39.605731] RSP: 002b:00007fff2fc90870 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.607142] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff58d6785cd [ 39.608491] RDX: 0000560650151e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.609817] RBP: 00007fff2fc908d0 R08: 0000000000000000 R09: 00007fff2fc8ff70 [ 39.611140] R10: 0000000000000000 R11: 0000000000000246 R12: 000056068a466ad0 [ 39.612469] R13: 00007fff2fc90d00 R14: 000056068a467bc0 R15: 000056068a478780 [ 39.613809] [ 39.614242] irq event stamp: 1787 [ 39.614916] hardirqs last enabled at (1797): [] __up_console_sem+0x78/0x80 [ 39.616493] hardirqs last disabled at (1806): [] __up_console_sem+0x5d/0x80 [ 39.618065] softirqs last enabled at (1312): [] handle_softirqs+0x50c/0x770 [ 39.619669] softirqs last disabled at (1289): [] __irq_exit_rcu+0xc4/0x100 [ 39.621255] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.344476] ------------[ cut here ]------------ [ 42.345443] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.347477] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/239 [ 42.348933] Modules linked in: [ 42.349525] CPU: 1 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.351540] Tainted: [W]=WARN [ 42.352368] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.353900] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.354908] 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 [ 42.358067] RSP: 0018:ffff888015df7bc0 EFLAGS: 00010286 [ 42.359042] RAX: 0000000000000000 RBX: ffffed1002bbef78 RCX: ffffffff813a4050 [ 42.360352] RDX: ffff888015ff1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.361635] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bbef2f [ 42.362903] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.364225] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015df7df8 [ 42.365668] FS: 00007f91d6a9c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.367110] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.368385] CR2: 00007ffd89e28ef7 CR3: 000000001f913000 CR4: 0000000000350ef0 [ 42.369816] Call Trace: [ 42.370291] [ 42.370704] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.371810] ? __create_object+0x59/0x80 [ 42.372562] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.373643] __vmalloc_noprof+0x59/0x60 [ 42.374507] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.375373] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.376415] bpf_prog_alloc+0x39/0x200 [ 42.377144] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.378061] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.378941] do_seccomp+0x349/0x25e0 [ 42.379636] ? find_held_lock+0x2b/0x80 [ 42.380397] ? do_prlimit+0x310/0x610 [ 42.381171] ? __pfx_do_seccomp+0x10/0x10 [ 42.381946] ? do_raw_spin_unlock+0x53/0x220 [ 42.382757] ? _raw_spin_unlock+0x1e/0x40 [ 42.383507] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.384450] ? static_key_count+0x60/0x80 [ 42.385235] prctl_set_seccomp+0x4e/0x70 [ 42.385995] __do_sys_prctl+0xe6c/0x1d70 [ 42.386751] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.387568] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.388523] ? irqentry_exit+0xf3/0x650 [ 42.389290] do_syscall_64+0xbf/0x430 [ 42.390009] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.390949] RIP: 0033:0x7f91d6f8e5cd [ 42.391620] 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 [ 42.394948] RSP: 002b:00007ffd89e26db0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.396458] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f91d6f8e5cd [ 42.397748] RDX: 00005608ab13de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.399021] RBP: 00007ffd89e26e10 R08: 0000000000000000 R09: 00007ffd89e264b0 [ 42.400135] R10: 0000000000000000 R11: 0000000000000246 R12: 00005608bf3daad0 [ 42.400952] R13: 00007ffd89e27240 R14: 00005608bf3dbbc0 R15: 00005608bf3ec780 [ 42.401776] [ 42.402047] irq event stamp: 1821 [ 42.402429] hardirqs last enabled at (1829): [] __up_console_sem+0x78/0x80 [ 42.403395] hardirqs last disabled at (1838): [] __up_console_sem+0x5d/0x80 [ 42.404380] softirqs last enabled at (1790): [] handle_softirqs+0x50c/0x770 [ 42.405354] softirqs last disabled at (1783): [] __irq_exit_rcu+0xc4/0x100 [ 42.406517] ---[ end trace 0000000000000000 ]--- [ 43.201559] ------------[ cut here ]------------ [ 43.202131] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.203328] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 43.204202] Modules linked in: [ 43.204568] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.205743] Tainted: [W]=WARN [ 43.206083] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.206965] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.207493] 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 [ 43.209375] RSP: 0018:ffff888009fefbc0 EFLAGS: 00010286 [ 43.209957] RAX: 0000000000000000 RBX: ffffed10013fdf78 RCX: ffffffff813a4050 [ 43.210694] RDX: ffff8880173a0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.211482] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10013fdf2f [ 43.212255] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.213012] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888009fefdf8 [ 43.213771] FS: 00007f8298188900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.214604] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.215247] CR2: 00007ffe76af2ef7 CR3: 0000000013983000 CR4: 0000000000350ef0 [ 43.216017] Call Trace: [ 43.216297] [ 43.216542] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.217069] ? __create_object+0x59/0x80 [ 43.217519] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.218093] __vmalloc_noprof+0x59/0x60 [ 43.218524] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.219046] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.219589] bpf_prog_alloc+0x39/0x200 [ 43.220035] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.220569] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.221113] do_seccomp+0x349/0x25e0 [ 43.221519] ? find_held_lock+0x2b/0x80 [ 43.221978] ? do_prlimit+0x310/0x610 [ 43.222405] ? __pfx_do_seccomp+0x10/0x10 [ 43.222873] ? do_raw_spin_unlock+0x53/0x220 [ 43.223342] ? _raw_spin_unlock+0x1e/0x40 [ 43.223823] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.224376] ? static_key_count+0x60/0x80 [ 43.224860] prctl_set_seccomp+0x4e/0x70 [ 43.225296] __do_sys_prctl+0xe6c/0x1d70 [ 43.225776] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.226267] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.226851] ? irqentry_exit+0xf3/0x650 [ 43.227290] do_syscall_64+0xbf/0x430 [ 43.227742] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.228287] RIP: 0033:0x7f829867a5cd [ 43.228682] 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 [ 43.230606] RSP: 002b:00007ffe76af1030 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.231423] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f829867a5cd [ 43.232203] RDX: 000055b57597de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.232964] RBP: 00007ffe76af1090 R08: 0000000000000000 R09: 00007ffe76af0730 [ 43.233726] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b5a38b5240 [ 43.234466] R13: 00007ffe76af14c0 R14: 000055b5a38be380 R15: 000055b5a38c9540 [ 43.235238] [ 43.235504] irq event stamp: 1651 [ 43.235890] hardirqs last enabled at (1661): [] __up_console_sem+0x78/0x80 [ 43.236802] hardirqs last disabled at (1670): [] __up_console_sem+0x5d/0x80 [ 43.237680] softirqs last enabled at (1172): [] handle_softirqs+0x50c/0x770 [ 43.238622] softirqs last disabled at (1163): [] __irq_exit_rcu+0xc4/0x100 [ 43.239537] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:62420' (ECDSA) to the list of known hosts. 2025/11/18 20:24:09 fuzzer started 2025/11/18 20:24:10 dialing manager at localhost:34383 2025/11/18 20:24:10 checking machine... 2025/11/18 20:24:10 checking revisions... [ 44.062882] kmemleak: Automatic memory scanning thread ended 2025/11/18 20:24:10 testing simple program... [ 44.129681] cgroup: Unknown subsys name 'net' [ 44.176570] cgroup: Unknown subsys name 'cpuset' [ 44.186159] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 20:24:09 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=0000000000000000 RCX=0000000000000002 RDX=0000000000000000 RSI=ffffffff8135e4bd RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff88800c2b7908 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=00000000000255cb R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=ffff88800c2b79f0 RIP=ffffffff815292f7 RFL=00000202 [-------] 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 00007f91d6a9c900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f91d7051650 CR3=000000000e586000 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=000000000000000000ffff0000000000 XMM02=2f00646f6874656d5f74707972636e65 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ff00ffffffffffffffffffffffffffff XMM08=20002020202020200020202020202020 XMM09=0000ffffffffffffffffffffffffffff XMM10=00002020202020200020202020202020 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=1ffffffff0ce4c6c RBX=ffffffff86726364 RCX=ffffffff81b2d6a9 RDX=0000000000000000 RSI=ffffffff86ab8dd8 RDI=ffffffff8672632c RBP=ffffffff8672635c RSP=ffff88806cf089b8 R8 =ffffffff86ab8dd8 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000025764 R12=ffffffff8672636c R13=ffffffff8672632c R14=ffffffff86726358 R15=dffffc0000000000 RIP=ffffffff8135daaf RFL=00000217 [----APC] 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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f06c23f0700 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f06c23f9000 CR3=0000000013a33000 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=34323a303220383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3833325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320323837 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000