[ 46.395068] ------------[ cut here ]------------ [ 46.396098] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.398283] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 46.399869] Modules linked in: [ 46.400566] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.402743] Tainted: [W]=WARN [ 46.403346] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.404932] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.405938] 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 [ 46.409318] RSP: 0018:ffff888016a9fbc0 EFLAGS: 00010286 [ 46.410406] RAX: 0000000000000000 RBX: ffffed1002d53f78 RCX: ffffffff813a4050 [ 46.411804] RDX: ffff888016823780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.413205] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d53f2f [ 46.414622] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.416006] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016a9fdf8 [ 46.417404] FS: 00007f5528d6f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.418994] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.420135] CR2: 00007ffd41481ef7 CR3: 000000000eea6000 CR4: 0000000000350ef0 [ 46.421527] Call Trace: [ 46.422057] [ 46.422557] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.423540] ? __create_object+0x59/0x80 [ 46.424332] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.425399] __vmalloc_noprof+0x59/0x60 [ 46.426245] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.427202] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.428217] bpf_prog_alloc+0x39/0x200 [ 46.429019] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.430053] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.431048] do_seccomp+0x349/0x25e0 [ 46.431826] ? find_held_lock+0x2b/0x80 [ 46.432656] ? do_prlimit+0x310/0x610 [ 46.433414] ? __pfx_do_seccomp+0x10/0x10 [ 46.434287] ? do_raw_spin_unlock+0x53/0x220 [ 46.435185] ? _raw_spin_unlock+0x1e/0x40 [ 46.436024] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.437055] ? static_key_count+0x60/0x80 [ 46.437943] prctl_set_seccomp+0x4e/0x70 [ 46.438789] __do_sys_prctl+0xe6c/0x1d70 [ 46.439639] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.440563] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.441611] ? irqentry_exit+0xf3/0x650 [ 46.442406] do_syscall_64+0xbf/0x430 [ 46.443224] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.444274] RIP: 0033:0x7f55292615cd [ 46.445047] 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 [ 46.448502] RSP: 002b:00007ffd4147f780 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.449999] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f55292615cd [ 46.451398] RDX: 000055cb0334ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.452788] RBP: 00007ffd4147f7e0 R08: 0000000000000000 R09: 00007ffd4147ee80 [ 46.454201] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cb2b087ad0 [ 46.455595] R13: 00007ffd4147fc10 R14: 000055cb2b088bc0 R15: 000055cb2b099780 [ 46.456998] [ 46.457458] irq event stamp: 2677 [ 46.458183] hardirqs last enabled at (2687): [] __up_console_sem+0x78/0x80 [ 46.459764] hardirqs last disabled at (2696): [] __up_console_sem+0x5d/0x80 [ 46.461102] softirqs last enabled at (2636): [] handle_softirqs+0x50c/0x770 [ 46.462504] softirqs last disabled at (2631): [] __irq_exit_rcu+0xc4/0x100 [ 46.463834] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.395829] ------------[ cut here ]------------ [ 49.396796] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.398777] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 49.400247] Modules linked in: [ 49.400896] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.402885] Tainted: [W]=WARN [ 49.403437] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.404881] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.405791] 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 [ 49.408949] RSP: 0018:ffff88801968fbc0 EFLAGS: 00010286 [ 49.409929] RAX: 0000000000000000 RBX: ffffed10032d1f78 RCX: ffffffff813a4050 [ 49.411195] RDX: ffff888015b39bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.412490] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10032d1f2f [ 49.413775] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.415059] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801968fdf8 [ 49.416334] FS: 00007f0ab1004900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.417772] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.418816] CR2: 00007f0ab14f6580 CR3: 000000001fbed000 CR4: 0000000000350ef0 [ 49.420101] Call Trace: [ 49.420620] [ 49.421044] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.421953] ? __create_object+0x59/0x80 [ 49.422726] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.423717] __vmalloc_noprof+0x59/0x60 [ 49.424437] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.425343] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.426302] bpf_prog_alloc+0x39/0x200 [ 49.427047] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.427991] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.428921] do_seccomp+0x349/0x25e0 [ 49.429640] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.430560] ? __pfx_do_seccomp+0x10/0x10 [ 49.431302] ? find_held_lock+0x2b/0x80 [ 49.432051] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.433019] ? static_key_count+0x60/0x80 [ 49.433837] prctl_set_seccomp+0x4e/0x70 [ 49.434635] __do_sys_prctl+0xe6c/0x1d70 [ 49.435369] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.436224] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.437193] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.438190] ? irqentry_exit+0xf3/0x650 [ 49.438974] do_syscall_64+0xbf/0x430 [ 49.439726] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.440676] RIP: 0033:0x7f0ab14f65cd [ 49.441330] 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 [ 49.444513] RSP: 002b:00007ffccc8d9770 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.445907] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0ab14f65cd [ 49.447202] RDX: 000055cc09085e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.448509] RBP: 00007ffccc8d97d0 R08: 0000000000000000 R09: 00007ffccc8d8e70 [ 49.449830] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cc0b3ce2b0 [ 49.451131] R13: 00007ffccc8d9c00 R14: 000055cc0b3d0d20 R15: 000055cc0b3e28d0 [ 49.452445] [ 49.452924] irq event stamp: 1777 [ 49.453563] hardirqs last enabled at (1787): [] __up_console_sem+0x78/0x80 [ 49.455086] hardirqs last disabled at (1796): [] __up_console_sem+0x5d/0x80 [ 49.456619] softirqs last enabled at (1744): [] handle_softirqs+0x50c/0x770 [ 49.458188] softirqs last disabled at (1739): [] __irq_exit_rcu+0xc4/0x100 [ 49.459699] ---[ end trace 0000000000000000 ]--- [ 50.283345] ------------[ cut here ]------------ [ 50.284321] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.286434] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 50.288160] Modules linked in: [ 50.288887] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.290907] Tainted: [W]=WARN [ 50.291521] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.292992] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.293935] 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 [ 50.297116] RSP: 0018:ffff888016937bc0 EFLAGS: 00010286 [ 50.298119] RAX: 0000000000000000 RBX: ffffed1002d26f78 RCX: ffffffff813a4050 [ 50.299417] RDX: ffff888019940000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.300712] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d26f2f [ 50.302039] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.303330] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016937df8 [ 50.304621] FS: 00007efe27ab5900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.306103] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.307181] CR2: 00007efe27fa7580 CR3: 000000000db94000 CR4: 0000000000350ef0 [ 50.308490] Call Trace: [ 50.308970] [ 50.309385] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.310358] ? __create_object+0x59/0x80 [ 50.311140] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.312120] __vmalloc_noprof+0x59/0x60 [ 50.312891] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.313780] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.314728] bpf_prog_alloc+0x39/0x200 [ 50.315435] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.316376] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.317283] do_seccomp+0x349/0x25e0 [ 50.318023] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.318923] ? __pfx_do_seccomp+0x10/0x10 [ 50.319729] ? find_held_lock+0x2b/0x80 [ 50.320457] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.321511] ? static_key_count+0x60/0x80 [ 50.322282] prctl_set_seccomp+0x4e/0x70 [ 50.323062] __do_sys_prctl+0xe6c/0x1d70 [ 50.323845] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.324704] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.325676] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.326676] ? irqentry_exit+0xf3/0x650 [ 50.327403] do_syscall_64+0xbf/0x430 [ 50.328149] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.329114] RIP: 0033:0x7efe27fa75cd [ 50.329832] 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 [ 50.333044] RSP: 002b:00007fff6201a4d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.334438] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007efe27fa75cd [ 50.335760] RDX: 000055a24f0bde00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.337057] RBP: 00007fff6201a530 R08: 0000000000000000 R09: 00007fff62019bd0 [ 50.338348] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a273fbaad0 [ 50.339656] R13: 00007fff6201a960 R14: 000055a273fbbbc0 R15: 000055a273fcc780 [ 50.340967] [ 50.341394] irq event stamp: 1831 [ 50.342050] hardirqs last enabled at (1841): [] __up_console_sem+0x78/0x80 [ 50.343573] hardirqs last disabled at (1850): [] __up_console_sem+0x5d/0x80 [ 50.345082] softirqs last enabled at (1732): [] handle_softirqs+0x50c/0x770 [ 50.346668] softirqs last disabled at (1717): [] __irq_exit_rcu+0xc4/0x100 [ 50.348186] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:34776' (ECDSA) to the list of known hosts. 2025/11/18 10:47:32 fuzzer started 2025/11/18 10:47:32 dialing manager at localhost:34383 2025/11/18 10:47:32 checking machine... 2025/11/18 10:47:32 checking revisions... [ 51.258046] kmemleak: Automatic memory scanning thread ended 2025/11/18 10:47:32 testing simple program... [ 51.338943] cgroup: Unknown subsys name 'net' [ 51.405529] cgroup: Unknown subsys name 'cpuset' [ 51.418195] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 10:47:31 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=0000000000000000 RCX=0000000000000002 RDX=0000000000000000 RSI=ffffffff8135e4bd RDI=fffffbfff0bc3ffc RBP=ffffffff85e1ffe0 RSP=ffff8880163af8a0 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=00000000000294e9 R12=0000000000000002 R13=ffffffff8135e4bd R14=0000000000000000 R15=ffff8880163af9a8 RIP=ffffffff81b2ae54 RFL=00000297 [--S-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 =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f0ab1004900 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=00007f0ab15bb618 CR3=000000000d9a7000 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 info registers vcpu 1 RAX=0000000000000002 RBX=ffff88806cf08ff8 RCX=ffffffff86a0bbf4 RDX=ffff88806cf09001 RSI=0000000000000000 RDI=ffff88806cf08a80 RBP=ffff88806cf01000 RSP=ffff88806cf089f8 R8 =ffffffff86a0bbf8 R9 =ffff88806cf08ab0 R10=000000000003c9ed R11=00000000000089b8 R12=ffff88806cf08a01 R13=ffff88806cf08ab8 R14=ffff88806cf08ff8 R15=ffff88806cf08a70 RIP=ffffffff84c7219a 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff31155fd8 CR3=000000000a216000 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=2d0a73aba5aa78b10743c8e89f0d7681 XMM02=2c67c8bc2e329bc30000000000303a40 XMM03=fb795ef6d6577056000000000030f058 XMM04=530ded0c62fd472000000000000ae988 XMM05=d96330e2d2db8632000000000031ec78 XMM06=474038aa6c007e1f000000000031eb00 XMM07=e042d86d42eb936e000000000030f330 XMM08=6a647c411a820ea50000000000303aa0 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000