[ 39.385133] ------------[ cut here ]------------ [ 39.386052] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.388107] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.389597] Modules linked in: [ 39.390247] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.392285] Tainted: [W]=WARN [ 39.392854] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.394382] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.395306] 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 [ 39.398493] RSP: 0018:ffff888019bdfbc0 EFLAGS: 00010286 [ 39.399499] RAX: 0000000000000000 RBX: ffffed100337bf78 RCX: ffffffff813a4050 [ 39.400794] RDX: ffff88800f2e0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.402084] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100337bf2f [ 39.403384] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.404704] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019bdfdf8 [ 39.405994] FS: 00007f52a94f0900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.407515] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.408599] CR2: 00007ffd7120bef7 CR3: 000000001d48c000 CR4: 0000000000350ef0 [ 39.409926] Call Trace: [ 39.410391] [ 39.410799] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.411724] ? __create_object+0x59/0x80 [ 39.412531] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.413529] __vmalloc_noprof+0x59/0x60 [ 39.414291] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.415192] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.416133] bpf_prog_alloc+0x39/0x200 [ 39.416851] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.417802] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.418724] do_seccomp+0x349/0x25e0 [ 39.419472] ? find_held_lock+0x2b/0x80 [ 39.420237] ? do_prlimit+0x310/0x610 [ 39.420990] ? __pfx_do_seccomp+0x10/0x10 [ 39.421752] ? do_raw_spin_unlock+0x53/0x220 [ 39.422576] ? _raw_spin_unlock+0x1e/0x40 [ 39.423371] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.424345] ? static_key_count+0x60/0x80 [ 39.425153] prctl_set_seccomp+0x4e/0x70 [ 39.425934] __do_sys_prctl+0xe6c/0x1d70 [ 39.426705] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.427621] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.428614] ? irqentry_exit+0xf3/0x650 [ 39.429412] do_syscall_64+0xbf/0x430 [ 39.430181] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.431171] RIP: 0033:0x7f52a99e25cd [ 39.431850] 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 [ 39.435111] RSP: 002b:00007ffd7120a8e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.436469] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f52a99e25cd [ 39.437777] RDX: 000055dbdb31de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.439115] RBP: 00007ffd7120a940 R08: 0000000000000000 R09: 00007ffd71209fe0 [ 39.440457] R10: 0000000000000000 R11: 0000000000000246 R12: 000055dbfb5ca240 [ 39.441768] R13: 00007ffd7120ad70 R14: 000055dbfb5c9bf0 R15: 000055dbfb5de4d0 [ 39.443085] [ 39.443518] irq event stamp: 1779 [ 39.444189] hardirqs last enabled at (1789): [] __up_console_sem+0x78/0x80 [ 39.445744] hardirqs last disabled at (1798): [] __up_console_sem+0x5d/0x80 [ 39.447327] softirqs last enabled at (1748): [] handle_softirqs+0x50c/0x770 [ 39.448775] softirqs last disabled at (1743): [] __irq_exit_rcu+0xc4/0x100 [ 39.450206] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.746517] ------------[ cut here ]------------ [ 42.747332] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.749044] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.750253] Modules linked in: [ 42.750751] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.752424] Tainted: [W]=WARN [ 42.752910] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.754108] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.754835] 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 [ 42.757554] RSP: 0018:ffff88801733fbc0 EFLAGS: 00010286 [ 42.758378] RAX: 0000000000000000 RBX: ffffed1002e67f78 RCX: ffffffff813a4050 [ 42.759469] RDX: ffff888014543780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.760556] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e67f2f [ 42.761642] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.762712] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801733fdf8 [ 42.763796] FS: 00007f1b7e0d2900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.765008] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.765841] CR2: 00007f1b7e5c4580 CR3: 000000000bb4b000 CR4: 0000000000350ef0 [ 42.766928] Call Trace: [ 42.767319] [ 42.767656] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.768405] ? __create_object+0x59/0x80 [ 42.769058] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.769838] __vmalloc_noprof+0x59/0x60 [ 42.770483] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.771234] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.772021] bpf_prog_alloc+0x39/0x200 [ 42.772598] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.773374] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.774139] do_seccomp+0x349/0x25e0 [ 42.774708] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.775483] ? __pfx_do_seccomp+0x10/0x10 [ 42.776140] ? find_held_lock+0x2b/0x80 [ 42.776735] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.777553] ? static_key_count+0x60/0x80 [ 42.778225] prctl_set_seccomp+0x4e/0x70 [ 42.778844] __do_sys_prctl+0xe6c/0x1d70 [ 42.779512] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.780229] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.781035] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.781801] ? irqentry_exit+0xf3/0x650 [ 42.782457] do_syscall_64+0xbf/0x430 [ 42.783079] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.783814] RIP: 0033:0x7f1b7e5c45cd [ 42.784390] 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 [ 42.786957] RSP: 002b:00007ffe1bb9bf60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.788101] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1b7e5c45cd [ 42.789167] RDX: 00005594419fbe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.790225] RBP: 00007ffe1bb9bfc0 R08: 0000000000000000 R09: 00007ffe1bb9b660 [ 42.791313] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559460e1a2b0 [ 42.792397] R13: 00007ffe1bb9c3f0 R14: 0000559460e1cd20 R15: 0000559460e2e8d0 [ 42.793483] [ 42.793847] irq event stamp: 1695 [ 42.794396] hardirqs last enabled at (1705): [] __up_console_sem+0x78/0x80 [ 42.795706] hardirqs last disabled at (1714): [] __up_console_sem+0x5d/0x80 [ 42.796985] softirqs last enabled at (1232): [] handle_softirqs+0x50c/0x770 [ 42.798289] softirqs last disabled at (1223): [] __irq_exit_rcu+0xc4/0x100 [ 42.799574] ---[ end trace 0000000000000000 ]--- [ 43.615017] ------------[ cut here ]------------ [ 43.615925] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.617975] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 43.619570] Modules linked in: [ 43.620231] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.622200] Tainted: [W]=WARN [ 43.622756] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.624226] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.625147] 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 [ 43.628320] RSP: 0018:ffff888019e77bc0 EFLAGS: 00010286 [ 43.629294] RAX: 0000000000000000 RBX: ffffed10033cef78 RCX: ffffffff813a4050 [ 43.630558] RDX: ffff88800f473780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.632012] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033cef2f [ 43.633307] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.634609] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019e77df8 [ 43.635915] FS: 00007fd47c0d8900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.637350] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.638404] CR2: 00007ffddd185ef7 CR3: 00000000143cc000 CR4: 0000000000350ef0 [ 43.639709] Call Trace: [ 43.640219] [ 43.640631] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.641528] ? __create_object+0x59/0x80 [ 43.642301] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.643283] __vmalloc_noprof+0x59/0x60 [ 43.644047] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.644937] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.645830] bpf_prog_alloc+0x39/0x200 [ 43.646573] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.647522] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.648418] do_seccomp+0x349/0x25e0 [ 43.649148] ? find_held_lock+0x2b/0x80 [ 43.649853] ? do_prlimit+0x310/0x610 [ 43.650572] ? __pfx_do_seccomp+0x10/0x10 [ 43.651360] ? do_raw_spin_unlock+0x53/0x220 [ 43.652213] ? _raw_spin_unlock+0x1e/0x40 [ 43.653008] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.653978] ? static_key_count+0x60/0x80 [ 43.654740] prctl_set_seccomp+0x4e/0x70 [ 43.655520] __do_sys_prctl+0xe6c/0x1d70 [ 43.656305] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.657168] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.658140] ? irqentry_exit+0xf3/0x650 [ 43.658861] do_syscall_64+0xbf/0x430 [ 43.659611] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.660552] RIP: 0033:0x7fd47c5ca5cd [ 43.661252] 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 [ 43.664430] RSP: 002b:00007ffddd184b60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.665812] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd47c5ca5cd [ 43.667113] RDX: 00005559d37c3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.668406] RBP: 00007ffddd184bc0 R08: 0000000000000000 R09: 00007ffddd184260 [ 43.669684] R10: 0000000000000000 R11: 0000000000000246 R12: 00005559e79ecb10 [ 43.670977] R13: 00007ffddd184ff0 R14: 00005559e79ed2b0 R15: 00005559e7a016f0 [ 43.672273] [ 43.672695] irq event stamp: 3181 [ 43.673340] hardirqs last enabled at (3191): [] __up_console_sem+0x78/0x80 [ 43.674855] hardirqs last disabled at (3200): [] __up_console_sem+0x5d/0x80 [ 43.676400] softirqs last enabled at (3140): [] handle_softirqs+0x50c/0x770 [ 43.677945] softirqs last disabled at (3135): [] __irq_exit_rcu+0xc4/0x100 [ 43.679486] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:31676' (ECDSA) to the list of known hosts. 2025/11/17 09:16:44 fuzzer started 2025/11/17 09:16:45 dialing manager at localhost:37895 2025/11/17 09:16:45 checking machine... 2025/11/17 09:16:45 checking revisions... [ 44.628018] kmemleak: Automatic memory scanning thread ended 2025/11/17 09:16:45 testing simple program... [ 44.714667] cgroup: Unknown subsys name 'net' [ 44.788538] cgroup: Unknown subsys name 'cpuset' [ 44.802149] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 09:16:44 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000080003 RCX=ffffffff83c6aa82 RDX=ffff888016d48000 RSI=0000000000000000 RDI=0000000000000000 RBP=0000000000000010 RSP=ffff8880169d7e68 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000000 R11=0000000000000001 R12=ffffffff85d09380 R13=0000000000000000 R14=1ffff11002d3afcf R15=0000000000000000 RIP=ffffffff81751798 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 00007f1b7e0d2900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f1b7e689618 CR3=0000000020533000 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=000000000001d8e5 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=1 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 fffffe0600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f44b4cba028 CR3=000000000b9a9000 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=372926909cf4748a5240b848a724541d XMM02=0000000000304b48eff9b2d0a8fce9cb XMM03=0000000000304c182c67c8bc2e329bc3 XMM04=768b57cbdaa89aab00000000000ae988 XMM05=a63baa42b1a527cd0000000000321d30 XMM06=474038aa6c007e1f0000000000320668 XMM07=e042d86d42eb936e00000000003103a0 XMM08=2f379c26abb367930000000000304c18 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000