[ 38.923215] ------------[ cut here ]------------ [ 38.924128] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.926236] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 38.927708] Modules linked in: [ 38.928379] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.930423] Tainted: [W]=WARN [ 38.930992] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.932475] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.933400] 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 [ 38.936616] RSP: 0018:ffff888016f3fbc0 EFLAGS: 00010286 [ 38.937604] RAX: 0000000000000000 RBX: ffffed1002de7f78 RCX: ffffffff813a4050 [ 38.938921] RDX: ffff88800f641bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.940202] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002de7f2f [ 38.941502] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.942817] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016f3fdf8 [ 38.944125] FS: 00007ff55a0c2900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.945564] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.946646] CR2: 00007ff55a5b4580 CR3: 000000000de17000 CR4: 0000000000350ef0 [ 38.947954] Call Trace: [ 38.948474] [ 38.948887] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.949802] ? __create_object+0x59/0x80 [ 38.950583] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.951580] __vmalloc_noprof+0x59/0x60 [ 38.952361] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.953251] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.954179] bpf_prog_alloc+0x39/0x200 [ 38.954889] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.955826] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.956738] do_seccomp+0x349/0x25e0 [ 38.957463] ? __pfx_css_rstat_updated+0x10/0x10 [ 38.958372] ? __pfx_do_seccomp+0x10/0x10 [ 38.959175] ? find_held_lock+0x2b/0x80 [ 38.959894] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.960866] ? static_key_count+0x60/0x80 [ 38.961670] prctl_set_seccomp+0x4e/0x70 [ 38.962455] __do_sys_prctl+0xe6c/0x1d70 [ 38.963279] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.964140] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.965113] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.966030] ? irqentry_exit+0xf3/0x650 [ 38.966823] do_syscall_64+0xbf/0x430 [ 38.967570] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.968532] RIP: 0033:0x7ff55a5b45cd [ 38.969238] 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 [ 38.972469] RSP: 002b:00007ffc96b6b080 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.973830] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff55a5b45cd [ 38.975140] RDX: 000056470cbaee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.976445] RBP: 00007ffc96b6b0e0 R08: 0000000000000000 R09: 00007ffc96b6a780 [ 38.977737] R10: 0000000000000000 R11: 0000000000000246 R12: 000056472e4e6ad0 [ 38.979043] R13: 00007ffc96b6b510 R14: 000056472e4e7bc0 R15: 000056472e4f8780 [ 38.980391] [ 38.980817] irq event stamp: 1795 [ 38.981482] hardirqs last enabled at (1805): [] __up_console_sem+0x78/0x80 [ 38.983029] hardirqs last disabled at (1814): [] __up_console_sem+0x5d/0x80 [ 38.984595] softirqs last enabled at (1784): [] handle_softirqs+0x50c/0x770 [ 38.986150] softirqs last disabled at (1779): [] __irq_exit_rcu+0xc4/0x100 [ 38.987707] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.380376] ------------[ cut here ]------------ [ 42.380948] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.382235] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 42.383161] Modules linked in: [ 42.383536] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.384802] Tainted: [W]=WARN [ 42.385173] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.386105] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.386660] 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 [ 42.388681] RSP: 0018:ffff888017b87bc0 EFLAGS: 00010286 [ 42.389297] RAX: 0000000000000000 RBX: ffffed1002f70f78 RCX: ffffffff813a4050 [ 42.390100] RDX: ffff88801aafb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.390941] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f70f2f [ 42.392049] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.393324] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017b87df8 [ 42.394590] FS: 00007f3f89944900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.396014] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.397051] CR2: 00007f3f89e36580 CR3: 000000000ad94000 CR4: 0000000000350ef0 [ 42.398333] Call Trace: [ 42.398799] [ 42.399245] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.400115] ? __create_object+0x59/0x80 [ 42.400845] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.401789] __vmalloc_noprof+0x59/0x60 [ 42.402521] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.403402] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.404315] bpf_prog_alloc+0x39/0x200 [ 42.404997] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.405907] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.406803] do_seccomp+0x349/0x25e0 [ 42.407508] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.408381] ? __pfx_do_seccomp+0x10/0x10 [ 42.409159] ? find_held_lock+0x2b/0x80 [ 42.409856] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.410806] ? static_key_count+0x60/0x80 [ 42.411585] prctl_set_seccomp+0x4e/0x70 [ 42.412342] __do_sys_prctl+0xe6c/0x1d70 [ 42.413099] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.413882] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.414834] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.415770] ? irqentry_exit+0xf3/0x650 [ 42.416524] do_syscall_64+0xbf/0x430 [ 42.417256] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.418192] RIP: 0033:0x7f3f89e365cd [ 42.418848] 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 [ 42.421930] RSP: 002b:00007ffe97801d50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.423270] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3f89e365cd [ 42.424514] RDX: 000055f42aacbe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.425768] RBP: 00007ffe97801db0 R08: 0000000000000000 R09: 00007ffe97801450 [ 42.427035] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f43fdd5b10 [ 42.428316] R13: 00007ffe978021e0 R14: 000055f43fdd62b0 R15: 000055f43fdea6f0 [ 42.429597] [ 42.430011] irq event stamp: 1747 [ 42.430664] hardirqs last enabled at (1757): [] __up_console_sem+0x78/0x80 [ 42.432158] hardirqs last disabled at (1766): [] __up_console_sem+0x5d/0x80 [ 42.433648] softirqs last enabled at (1726): [] handle_softirqs+0x50c/0x770 [ 42.435182] softirqs last disabled at (1721): [] __irq_exit_rcu+0xc4/0x100 [ 42.436654] ---[ end trace 0000000000000000 ]--- [ 43.296693] ------------[ cut here ]------------ [ 43.297721] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.299959] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 43.301531] Modules linked in: [ 43.302175] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.304263] Tainted: [W]=WARN [ 43.304830] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.306460] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.307483] 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 [ 43.310974] RSP: 0018:ffff88801a5a7bc0 EFLAGS: 00010286 [ 43.312092] RAX: 0000000000000000 RBX: ffffed10034b4f78 RCX: ffffffff813a4050 [ 43.313512] RDX: ffff888014680000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.314908] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034b4f2f [ 43.316333] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.317782] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a5a7df8 [ 43.319128] FS: 00007fe6631c4900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.320739] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.321899] CR2: 00007fe6636b6580 CR3: 000000000ab34000 CR4: 0000000000350ef0 [ 43.323343] Call Trace: [ 43.323817] [ 43.324293] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.325262] ? __create_object+0x59/0x80 [ 43.326111] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.327182] __vmalloc_noprof+0x59/0x60 [ 43.327931] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.328969] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.329916] bpf_prog_alloc+0x39/0x200 [ 43.330713] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.331643] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.332645] do_seccomp+0x349/0x25e0 [ 43.333477] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.334529] ? __pfx_do_seccomp+0x10/0x10 [ 43.335498] ? find_held_lock+0x2b/0x80 [ 43.336377] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.337417] ? static_key_count+0x60/0x80 [ 43.338298] prctl_set_seccomp+0x4e/0x70 [ 43.339253] __do_sys_prctl+0xe6c/0x1d70 [ 43.340159] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.341157] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.342278] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.343416] ? irqentry_exit+0xf3/0x650 [ 43.344300] do_syscall_64+0xbf/0x430 [ 43.345160] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.346261] RIP: 0033:0x7fe6636b65cd [ 43.347034] 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 [ 43.350815] RSP: 002b:00007fff68721080 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.352406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe6636b65cd [ 43.353899] RDX: 00005566489bbe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.355395] RBP: 00007fff687210e0 R08: 0000000000000000 R09: 00007fff68720780 [ 43.356883] R10: 0000000000000000 R11: 0000000000000246 R12: 00005566620e1b10 [ 43.358359] R13: 00007fff68721510 R14: 00005566620e22b0 R15: 00005566620f66f0 [ 43.359873] [ 43.360421] irq event stamp: 1723 [ 43.361177] hardirqs last enabled at (1733): [] __up_console_sem+0x78/0x80 [ 43.362968] hardirqs last disabled at (1742): [] __up_console_sem+0x5d/0x80 [ 43.364724] softirqs last enabled at (1660): [] handle_softirqs+0x50c/0x770 [ 43.366502] softirqs last disabled at (1655): [] __irq_exit_rcu+0xc4/0x100 [ 43.368044] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:29320' (ECDSA) to the list of known hosts. 2025/11/18 00:52:08 fuzzer started 2025/11/18 00:52:08 dialing manager at localhost:37895 2025/11/18 00:52:08 checking machine... 2025/11/18 00:52:08 checking revisions... [ 44.245545] kmemleak: Automatic memory scanning thread ended 2025/11/18 00:52:08 testing simple program... [ 44.348593] cgroup: Unknown subsys name 'net' [ 44.412000] cgroup: Unknown subsys name 'cpuset' [ 44.427924] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 00:52:07 Registers: info registers vcpu 0 RAX=ffffffff86ac940b RBX=0000000000000001 RCX=ffffffff86ac9406 RDX=0000000000000000 RSI=1ffffffff0d59281 RDI=ffffffff86731124 RBP=ffff88801467f9f8 RSP=ffff88801467f930 R8 =ffffffff86ac93e8 R9 =0000000000000000 R10=000000000003c9ed R11=000000000002835c R12=ffff88801467fa00 R13=ffff88801467f9e8 R14=ffff88801467f9e1 R15=ffff88801467f9a0 RIP=ffffffff8135e815 RFL=00000216 [----AP-] 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 00007f3f89944900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f3f89ef9650 CR3=000000001e0fd000 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=000000000000000000000000000000ff XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=ffbc64ffffbc44ffffbc34ffffbc9f00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=0000000000000000 RCX=ffff88801715f764 RDX=0000000000000000 RSI=ffffffff81ab145a RDI=ffffffff85ef8ea0 RBP=ffffffff85ef8ea0 RSP=ffff88801715f758 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffffffff81ab145a R13=0000000000092cc0 R14=ffff888008c4b780 R15=ffffffff81b6204b RIP=ffffffff81528efc RFL=00000247 [---Z-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 00007f35de241900 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=00007f19624e1000 CR3=000000001fa5d000 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=ff0000000000ffff0000000000ff0000 XMM02=ff000000000000ff0000000000ff0000 XMM03=5f65676e61686378655f78656b203a72 XMM04=000000300000002800007f35de740b6b XMM05=00007ffdf7a3168000007ffdf7a31740 XMM06=000000000000000216ef84a8198ebc00 XMM07=00000000000000000000000000000000 XMM08=000a0d732a2e25006c61746166003367 XMM09=00000000000000000000000000000000 XMM10=f1ae70f3b593b355508c0132662801da XMM11=f6b565626617696be7722f5ac2ba5a70 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000