[ 39.328523] ------------[ cut here ]------------ [ 39.329481] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.331609] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.333080] Modules linked in: [ 39.333980] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.336046] Tainted: [W]=WARN [ 39.336667] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.338155] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.339065] 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 [ 39.342221] RSP: 0018:ffff888015f5fbc0 EFLAGS: 00010286 [ 39.343198] RAX: 0000000000000000 RBX: ffffed1002bebf78 RCX: ffffffff813a4050 [ 39.344478] RDX: ffff888016ce1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.345775] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bebf2f [ 39.347067] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.348362] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015f5fdf8 [ 39.349651] FS: 00007fd8fc601900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.351090] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.352154] CR2: 00007fd8fcaf3580 CR3: 000000000b9a6000 CR4: 0000000000350ef0 [ 39.353455] Call Trace: [ 39.353917] [ 39.354326] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.355220] ? __create_object+0x59/0x80 [ 39.356006] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.356969] __vmalloc_noprof+0x59/0x60 [ 39.357736] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.358605] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.359532] bpf_prog_alloc+0x39/0x200 [ 39.360218] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.361128] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.362045] do_seccomp+0x349/0x25e0 [ 39.362766] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.363652] ? __pfx_do_seccomp+0x10/0x10 [ 39.364378] ? find_held_lock+0x2b/0x80 [ 39.365131] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.366097] ? static_key_count+0x60/0x80 [ 39.366890] prctl_set_seccomp+0x4e/0x70 [ 39.367655] __do_sys_prctl+0xe6c/0x1d70 [ 39.368388] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.369225] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.370205] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.371164] ? irqentry_exit+0xf3/0x650 [ 39.371927] do_syscall_64+0xbf/0x430 [ 39.372659] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.373620] RIP: 0033:0x7fd8fcaf35cd [ 39.374276] 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 [ 39.377405] RSP: 002b:00007fffe5f1ef10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.378786] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd8fcaf35cd [ 39.380053] RDX: 00005607df282e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.381356] RBP: 00007fffe5f1ef70 R08: 0000000000000000 R09: 00007fffe5f1e610 [ 39.382632] R10: 0000000000000000 R11: 0000000000000246 R12: 00005607eb765ad0 [ 39.383913] R13: 00007fffe5f1f3a0 R14: 00005607eb766bc0 R15: 00005607eb777780 [ 39.385200] [ 39.385668] irq event stamp: 1797 [ 39.386269] hardirqs last enabled at (1805): [] __up_console_sem+0x78/0x80 [ 39.387777] hardirqs last disabled at (1814): [] __up_console_sem+0x5d/0x80 [ 39.389298] softirqs last enabled at (1408): [] handle_softirqs+0x50c/0x770 [ 39.390843] softirqs last disabled at (1403): [] __irq_exit_rcu+0xc4/0x100 [ 39.392367] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.572844] ------------[ cut here ]------------ [ 42.573692] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.575537] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 42.576924] Modules linked in: [ 42.577441] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.579252] Tainted: [W]=WARN [ 42.579812] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.581130] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.582075] 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 [ 42.584712] RSP: 0018:ffff88801b00fbc0 EFLAGS: 00010286 [ 42.585517] RAX: 0000000000000000 RBX: ffffed1003601f78 RCX: ffffffff813a4050 [ 42.586765] RDX: ffff888015fe5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.587988] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003601f2f [ 42.589015] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.590232] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b00fdf8 [ 42.591271] FS: 00007fbd4c330900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.592430] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.593242] CR2: 00007fffa14feef7 CR3: 000000001e247000 CR4: 0000000000350ef0 [ 42.594274] Call Trace: [ 42.594680] [ 42.595008] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.595726] ? __create_object+0x59/0x80 [ 42.596317] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.597081] __vmalloc_noprof+0x59/0x60 [ 42.597694] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.598358] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.599095] bpf_prog_alloc+0x39/0x200 [ 42.599732] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.600560] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.601251] do_seccomp+0x349/0x25e0 [ 42.601968] ? find_held_lock+0x2b/0x80 [ 42.602658] ? do_prlimit+0x310/0x610 [ 42.603301] ? __pfx_do_seccomp+0x10/0x10 [ 42.603932] ? do_raw_spin_unlock+0x53/0x220 [ 42.604741] ? _raw_spin_unlock+0x1e/0x40 [ 42.605333] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.606099] ? static_key_count+0x60/0x80 [ 42.606731] prctl_set_seccomp+0x4e/0x70 [ 42.607317] __do_sys_prctl+0xe6c/0x1d70 [ 42.607922] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.608593] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.609318] ? irqentry_exit+0xf3/0x650 [ 42.609917] do_syscall_64+0xbf/0x430 [ 42.610491] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.611200] RIP: 0033:0x7fbd4c8225cd [ 42.611749] 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 [ 42.614439] RSP: 002b:00007fffa14fda20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.615510] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbd4c8225cd [ 42.616739] RDX: 0000556566bbee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.617772] RBP: 00007fffa14fda80 R08: 0000000000000000 R09: 00007fffa14fd120 [ 42.618786] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556568f02ad0 [ 42.619793] R13: 00007fffa14fdeb0 R14: 0000556568f03bc0 R15: 0000556568f14780 [ 42.620806] [ 42.621141] irq event stamp: 1767 [ 42.621668] hardirqs last enabled at (1777): [] __up_console_sem+0x78/0x80 [ 42.622866] hardirqs last disabled at (1786): [] __up_console_sem+0x5d/0x80 [ 42.624166] softirqs last enabled at (1130): [] handle_softirqs+0x50c/0x770 [ 42.625433] softirqs last disabled at (1123): [] __irq_exit_rcu+0xc4/0x100 [ 42.626630] ---[ end trace 0000000000000000 ]--- [ 43.371698] ------------[ cut here ]------------ [ 43.372783] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.375054] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 43.376697] Modules linked in: [ 43.377357] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.379756] Tainted: [W]=WARN [ 43.380397] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.382093] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.383123] 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 [ 43.386668] RSP: 0018:ffff88801734fbc0 EFLAGS: 00010286 [ 43.387772] RAX: 0000000000000000 RBX: ffffed1002e69f78 RCX: ffffffff813a4050 [ 43.389198] RDX: ffff8880175c8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.390653] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e69f2f [ 43.392049] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.393499] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801734fdf8 [ 43.394911] FS: 00007fb3cfa57900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.396547] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.397757] CR2: 00007ffcd3153ef7 CR3: 000000000b9bf000 CR4: 0000000000350ef0 [ 43.399362] Call Trace: [ 43.399936] [ 43.400406] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.401485] ? __create_object+0x59/0x80 [ 43.402298] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.403367] __vmalloc_noprof+0x59/0x60 [ 43.404181] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.405156] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.406230] bpf_prog_alloc+0x39/0x200 [ 43.407065] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.408118] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.409119] do_seccomp+0x349/0x25e0 [ 43.409945] ? find_held_lock+0x2b/0x80 [ 43.410971] ? do_prlimit+0x310/0x610 [ 43.411984] ? __pfx_do_seccomp+0x10/0x10 [ 43.413054] ? do_raw_spin_unlock+0x53/0x220 [ 43.414205] ? _raw_spin_unlock+0x1e/0x40 [ 43.415264] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.416361] ? static_key_count+0x60/0x80 [ 43.417212] prctl_set_seccomp+0x4e/0x70 [ 43.418103] __do_sys_prctl+0xe6c/0x1d70 [ 43.418982] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.419935] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.421001] ? irqentry_exit+0xf3/0x650 [ 43.421877] do_syscall_64+0xbf/0x430 [ 43.422699] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.423757] RIP: 0033:0x7fb3cff495cd [ 43.424538] 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 [ 43.427996] RSP: 002b:00007ffcd3151d80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.429513] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb3cff495cd [ 43.430905] RDX: 000055a3037d6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.432324] RBP: 00007ffcd3151de0 R08: 0000000000000000 R09: 00007ffcd3151480 [ 43.433750] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a34299ebf0 [ 43.435166] R13: 00007ffcd3152210 R14: 000055a3429a8380 R15: 000055a3429b3460 [ 43.436600] [ 43.437060] irq event stamp: 1757 [ 43.437827] hardirqs last enabled at (1777): [] __up_console_sem+0x78/0x80 [ 43.439251] hardirqs last disabled at (1786): [] __up_console_sem+0x5d/0x80 [ 43.440669] softirqs last enabled at (1774): [] handle_softirqs+0x50c/0x770 [ 43.442110] softirqs last disabled at (1765): [] __irq_exit_rcu+0xc4/0x100 [ 43.443521] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:40557' (ECDSA) to the list of known hosts. 2025/11/18 23:01:46 fuzzer started 2025/11/18 23:01:47 dialing manager at localhost:34383 2025/11/18 23:01:47 checking machine... 2025/11/18 23:01:47 checking revisions... [ 44.354381] kmemleak: Automatic memory scanning thread ended 2025/11/18 23:01:47 testing simple program... [ 44.430473] cgroup: Unknown subsys name 'net' [ 44.499326] cgroup: Unknown subsys name 'cpuset' [ 44.518796] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 23:01:46 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000000 RCX=000000000001276d RDX=000000000001276e RSI=0000000000000000 RDI=ffffffff84c97eb3 RBP=ffff88800dd31a68 RSP=ffff888016e0fce0 R8 =0000000000000001 R9 =0000000000000001 R10=ffffffff8664f857 R11=0000000000000001 R12=0000000000000202 R13=0000000000000000 R14=ffff888019d00468 R15=ffff888009462280 RIP=ffffffff817d9ae0 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 00007fbd4c330900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5100000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffa14f7000 CR3=000000000d300000 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=6720646572637465733a4d41503d706f XMM01=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffed1002a05fa8 RBX=000000000000001c RCX=ffffffff81bb3daa RDX=ffffed1002a05fa8 RSI=000000000000001c RDI=ffff88801502fd22 RBP=ffffed1002a05fa4 RSP=ffff88801502f870 R8 =0000000000000000 R9 =ffffed1002a05fa7 R10=ffff88801502fd3d R11=0000000000000001 R12=000000000000001c R13=ffff888016bfa220 R14=ffff88801502f930 R15=ffff88801502fd22 RIP=ffffffff81b2d177 RFL=00000246 [---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 00007fa755647900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe3a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc515ccd58 CR3=000000000dfb1000 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=756f6a2f646d65747379732f6e75722f XMM01=00676f6c7379732f6c616e72756f6a2f XMM02=756f6a2f646d65747379732f6e75722f XMM03=006c616e72756f6a2f646d6574737973 XMM04=23333f84adfbe66e00000000000ae988 XMM05=50d835c92ffa036900000000003206f0 XMM06=07c8bb74b6c04a44000000000031eb48 XMM07=fb795ef6d6577056000000000030e178 XMM08=4f5453444600273d67736d000d0a0920 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000