[ 38.838663] ------------[ cut here ]------------ [ 38.839285] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.840631] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 38.841597] Modules linked in: [ 38.842023] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.843350] Tainted: [W]=WARN [ 38.843749] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.844740] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.845323] 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 [ 38.847447] RSP: 0018:ffff88801a8e7bc0 EFLAGS: 00010286 [ 38.848086] RAX: 0000000000000000 RBX: ffffed100351cf78 RCX: ffffffff813a4050 [ 38.848953] RDX: ffff888015c9b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.849804] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100351cf2f [ 38.850628] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.851478] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a8e7df8 [ 38.852329] FS: 00007fa33a859900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.853576] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.854296] CR2: 00007ffe2607def8 CR3: 000000000e0b2000 CR4: 0000000000350ef0 [ 38.855151] Call Trace: [ 38.855453] [ 38.855741] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.856296] ? __create_object+0x59/0x80 [ 38.856821] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.857430] __vmalloc_noprof+0x59/0x60 [ 38.857931] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.858470] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.859075] bpf_prog_alloc+0x39/0x200 [ 38.859525] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.860131] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.860733] do_seccomp+0x349/0x25e0 [ 38.861176] ? find_held_lock+0x2b/0x80 [ 38.861649] ? do_prlimit+0x310/0x610 [ 38.862133] ? __pfx_do_seccomp+0x10/0x10 [ 38.862621] ? do_raw_spin_unlock+0x53/0x220 [ 38.863176] ? _raw_spin_unlock+0x1e/0x40 [ 38.863694] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.864298] ? static_key_count+0x60/0x80 [ 38.864828] prctl_set_seccomp+0x4e/0x70 [ 38.865314] __do_sys_prctl+0xe6c/0x1d70 [ 38.865832] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.866368] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.867009] ? irqentry_exit+0xf3/0x650 [ 38.867485] do_syscall_64+0xbf/0x430 [ 38.867964] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.868580] RIP: 0033:0x7fa33ad4b5cd [ 38.869055] 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 [ 38.871203] RSP: 002b:00007ffe2607b280 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.872125] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa33ad4b5cd [ 38.873005] RDX: 0000555830faee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.873865] RBP: 00007ffe2607b2e0 R08: 0000000000000000 R09: 00007ffe2607a980 [ 38.874729] R10: 0000000000000000 R11: 0000000000000246 R12: 000055584c044ad0 [ 38.875566] R13: 00007ffe2607b710 R14: 000055584c045bc0 R15: 000055584c056780 [ 38.876453] [ 38.876760] irq event stamp: 1689 [ 38.877172] hardirqs last enabled at (1697): [] __up_console_sem+0x78/0x80 [ 38.878199] hardirqs last disabled at (1706): [] __up_console_sem+0x5d/0x80 [ 38.879226] softirqs last enabled at (1338): [] handle_softirqs+0x50c/0x770 [ 38.880272] softirqs last disabled at (1327): [] __irq_exit_rcu+0xc4/0x100 [ 38.881307] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.470777] ------------[ cut here ]------------ [ 41.471512] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.473168] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 41.474406] Modules linked in: [ 41.474957] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.476621] Tainted: [W]=WARN [ 41.477109] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.478336] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.479075] 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 [ 41.481701] RSP: 0018:ffff88801a4e7bc0 EFLAGS: 00010286 [ 41.482469] RAX: 0000000000000000 RBX: ffffed100349cf78 RCX: ffffffff813a4050 [ 41.483530] RDX: ffff88800f769bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.484608] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100349cf2f [ 41.485704] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.486770] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a4e7df8 [ 41.487835] FS: 00007f2f30d45900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.489032] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.489903] CR2: 00007f2f31237580 CR3: 000000001f716000 CR4: 0000000000350ef0 [ 41.490982] Call Trace: [ 41.491381] [ 41.491753] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.492474] ? __create_object+0x59/0x80 [ 41.493125] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.493922] __vmalloc_noprof+0x59/0x60 [ 41.494511] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.495237] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.495997] bpf_prog_alloc+0x39/0x200 [ 41.496575] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.497342] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.498080] do_seccomp+0x349/0x25e0 [ 41.498637] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.499402] ? __pfx_do_seccomp+0x10/0x10 [ 41.500050] ? find_held_lock+0x2b/0x80 [ 41.500654] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.501454] ? static_key_count+0x60/0x80 [ 41.502117] prctl_set_seccomp+0x4e/0x70 [ 41.502764] __do_sys_prctl+0xe6c/0x1d70 [ 41.503375] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.504073] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.504873] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.505627] ? irqentry_exit+0xf3/0x650 [ 41.506271] do_syscall_64+0xbf/0x430 [ 41.506882] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.507639] RIP: 0033:0x7f2f312375cd [ 41.508216] 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 [ 41.510849] RSP: 002b:00007fff6901b520 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.511979] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2f312375cd [ 41.513068] RDX: 0000558225cafe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.514137] RBP: 00007fff6901b580 R08: 0000000000000000 R09: 00007fff6901ac20 [ 41.515210] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558240751ad0 [ 41.516267] R13: 00007fff6901b9b0 R14: 0000558240752bc0 R15: 0000558240763780 [ 41.517376] [ 41.517768] irq event stamp: 1675 [ 41.518266] hardirqs last enabled at (1683): [] __up_console_sem+0x78/0x80 [ 41.519540] hardirqs last disabled at (1692): [] __up_console_sem+0x5d/0x80 [ 41.520840] softirqs last enabled at (1708): [] handle_softirqs+0x50c/0x770 [ 41.522127] softirqs last disabled at (1701): [] __irq_exit_rcu+0xc4/0x100 [ 41.523401] ---[ end trace 0000000000000000 ]--- [ 42.250116] ------------[ cut here ]------------ [ 42.251027] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.253027] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 42.254454] Modules linked in: [ 42.255103] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.257125] Tainted: [W]=WARN [ 42.257721] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.259212] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.260117] 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 [ 42.263267] RSP: 0018:ffff88800b087bc0 EFLAGS: 00010286 [ 42.264254] RAX: 0000000000000000 RBX: ffffed1001610f78 RCX: ffffffff813a4050 [ 42.265539] RDX: ffff88801732b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.266801] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001610f2f [ 42.268065] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.269343] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800b087df8 [ 42.270621] FS: 00007fb085600900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.272035] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.273106] CR2: 00007ffeb01aaef8 CR3: 000000001ddfa000 CR4: 0000000000350ef0 [ 42.274363] Call Trace: [ 42.274867] [ 42.275289] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.276166] ? __create_object+0x59/0x80 [ 42.276962] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.277915] __vmalloc_noprof+0x59/0x60 [ 42.278625] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.279490] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.280418] bpf_prog_alloc+0x39/0x200 [ 42.281146] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.282071] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.282962] do_seccomp+0x349/0x25e0 [ 42.283624] ? find_held_lock+0x2b/0x80 [ 42.284382] ? do_prlimit+0x310/0x610 [ 42.285137] ? __pfx_do_seccomp+0x10/0x10 [ 42.285917] ? do_raw_spin_unlock+0x53/0x220 [ 42.286747] ? _raw_spin_unlock+0x1e/0x40 [ 42.287476] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.288445] ? static_key_count+0x60/0x80 [ 42.289257] prctl_set_seccomp+0x4e/0x70 [ 42.290036] __do_sys_prctl+0xe6c/0x1d70 [ 42.290820] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.291632] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.292623] ? irqentry_exit+0xf3/0x650 [ 42.293389] do_syscall_64+0xbf/0x430 [ 42.294125] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.295091] RIP: 0033:0x7fb085af25cd [ 42.295797] 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 [ 42.299002] RSP: 002b:00007ffeb01a8530 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.300371] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb085af25cd [ 42.301692] RDX: 0000564cd98f8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.302984] RBP: 00007ffeb01a8590 R08: 0000000000000000 R09: 00007ffeb01a7c30 [ 42.304273] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564cfcac8bf0 [ 42.305571] R13: 00007ffeb01a89c0 R14: 0000564cfcad2380 R15: 0000564cfcadd460 [ 42.306879] [ 42.307309] irq event stamp: 1783 [ 42.307968] hardirqs last enabled at (1793): [] __up_console_sem+0x78/0x80 [ 42.309413] hardirqs last disabled at (1802): [] __up_console_sem+0x5d/0x80 [ 42.310704] softirqs last enabled at (1356): [] handle_softirqs+0x50c/0x770 [ 42.312004] softirqs last disabled at (1351): [] __irq_exit_rcu+0xc4/0x100 [ 42.313279] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:43140' (ECDSA) to the list of known hosts. 2025/11/18 17:34:57 fuzzer started 2025/11/18 17:34:57 dialing manager at localhost:34383 2025/11/18 17:34:58 checking machine... 2025/11/18 17:34:58 checking revisions... [ 43.295938] kmemleak: Automatic memory scanning thread ended 2025/11/18 17:34:58 testing simple program... [ 43.398319] cgroup: Unknown subsys name 'net' [ 43.457401] cgroup: Unknown subsys name 'cpuset' [ 43.472842] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 17:34:57 Registers: info registers vcpu 0 RAX=00000000000406df RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffffffff0b80fc7 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4900000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fb0eaa02400 CR3=000000000d723000 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=3be437bcc80bcf95ec40f36515300618 XMM02=2c67c8bc2e329bc30000000000303020 XMM03=fb795ef6d6577056000000000030ef10 XMM04=5b383b0a3575050d00000000000ae988 XMM05=d96330e2d2db8632000000000031f900 XMM06=d1d8f31d6b85d62b0000000000319840 XMM07=e042d86d42eb936e000000000030f190 XMM08=092cfe6a758a33840000000000303080 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffff86ac3715 RBX=0000000000000001 RCX=ffffffff86ac3710 RDX=0000000000000002 RSI=0000000000000005 RDI=ffffffff8672d3d0 RBP=ffff888017547648 RSP=ffff888017547580 R8 =ffffffff86ac36ce R9 =0000000000000000 R10=000000000003c9ed R11=000000000002738d R12=ffff888017547650 R13=ffff888017547638 R14=ffff888017547631 R15=ffff8880175475f0 RIP=ffffffff8135e82c 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 00007f2f30d45900 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=00007f2f30d24020 CR3=000000001f7ba000 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=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