[ 39.386928] ------------[ cut here ]------------ [ 39.387975] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.390301] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.392017] Modules linked in: [ 39.392737] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.395281] Tainted: [W]=WARN [ 39.396041] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.397738] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.398795] 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 [ 39.402460] RSP: 0018:ffff888016a27bc0 EFLAGS: 00010286 [ 39.403609] RAX: 0000000000000000 RBX: ffffed1002d44f78 RCX: ffffffff813a4050 [ 39.405093] RDX: ffff8880173c5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.406577] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d44f2f [ 39.408069] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.409543] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016a27df8 [ 39.411015] FS: 00007ff1d8fee900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.412710] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.413931] CR2: 00007fffa8a6fef7 CR3: 0000000019953000 CR4: 0000000000350ef0 [ 39.415490] Call Trace: [ 39.415957] [ 39.416413] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.417247] ? __create_object+0x59/0x80 [ 39.418012] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.418945] __vmalloc_noprof+0x59/0x60 [ 39.419718] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.420570] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.421483] bpf_prog_alloc+0x39/0x200 [ 39.422163] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.423077] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.423984] do_seccomp+0x349/0x25e0 [ 39.424686] ? find_held_lock+0x2b/0x80 [ 39.425423] ? do_prlimit+0x310/0x610 [ 39.426108] ? __pfx_do_seccomp+0x10/0x10 [ 39.426922] ? do_raw_spin_unlock+0x53/0x220 [ 39.427819] ? _raw_spin_unlock+0x1e/0x40 [ 39.428646] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.429659] ? static_key_count+0x60/0x80 [ 39.430497] prctl_set_seccomp+0x4e/0x70 [ 39.431275] __do_sys_prctl+0xe6c/0x1d70 [ 39.432126] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.433036] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.434063] ? irqentry_exit+0xf3/0x650 [ 39.434879] do_syscall_64+0xbf/0x430 [ 39.435685] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.436709] RIP: 0033:0x7ff1d94e05cd [ 39.437452] 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 [ 39.440784] RSP: 002b:00007fffa8a6ebb0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.442232] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff1d94e05cd [ 39.443599] RDX: 000055ece2350e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.444755] RBP: 00007fffa8a6ec10 R08: 0000000000000000 R09: 00007fffa8a6e2b0 [ 39.445859] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ed10c29ad0 [ 39.446956] R13: 00007fffa8a6f040 R14: 000055ed10c2abc0 R15: 000055ed10c3b780 [ 39.448087] [ 39.448491] irq event stamp: 1805 [ 39.449009] hardirqs last enabled at (1813): [] __up_console_sem+0x78/0x80 [ 39.450297] hardirqs last disabled at (1822): [] __up_console_sem+0x5d/0x80 [ 39.451619] softirqs last enabled at (1726): [] handle_softirqs+0x50c/0x770 [ 39.452919] softirqs last disabled at (1721): [] __irq_exit_rcu+0xc4/0x100 [ 39.454206] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.899258] ------------[ cut here ]------------ [ 42.900188] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.902799] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.904261] Modules linked in: [ 42.904882] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.908290] Tainted: [W]=WARN [ 42.908979] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.910419] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.911281] 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 [ 42.914387] RSP: 0018:ffff888016edfbc0 EFLAGS: 00010286 [ 42.915305] RAX: 0000000000000000 RBX: ffffed1002ddbf78 RCX: ffffffff813a4050 [ 42.916610] RDX: ffff88800c1a5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.917873] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ddbf2f [ 42.919144] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.920417] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016edfdf8 [ 42.921694] FS: 00007fb1627bd900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.923107] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.924172] CR2: 00007ffc5fca8ef7 CR3: 000000001fadf000 CR4: 0000000000350ef0 [ 42.925444] Call Trace: [ 42.925903] [ 42.926301] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.927183] ? __create_object+0x59/0x80 [ 42.927966] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.928912] __vmalloc_noprof+0x59/0x60 [ 42.929654] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.930518] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.931438] bpf_prog_alloc+0x39/0x200 [ 42.932119] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.933026] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.933905] do_seccomp+0x349/0x25e0 [ 42.934614] ? find_held_lock+0x2b/0x80 [ 42.935382] ? do_prlimit+0x310/0x610 [ 42.936070] ? __pfx_do_seccomp+0x10/0x10 [ 42.936845] ? do_raw_spin_unlock+0x53/0x220 [ 42.937666] ? _raw_spin_unlock+0x1e/0x40 [ 42.938434] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.939399] ? static_key_count+0x60/0x80 [ 42.940146] prctl_set_seccomp+0x4e/0x70 [ 42.940905] __do_sys_prctl+0xe6c/0x1d70 [ 42.941673] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.942516] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.943478] ? irqentry_exit+0xf3/0x650 [ 42.944181] do_syscall_64+0xbf/0x430 [ 42.944904] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.945828] RIP: 0033:0x7fb162caf5cd [ 42.946536] 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 [ 42.949652] RSP: 002b:00007ffc5fca6c60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.951025] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb162caf5cd [ 42.952343] RDX: 000055aaf649fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.953606] RBP: 00007ffc5fca6cc0 R08: 0000000000000000 R09: 00007ffc5fca6360 [ 42.954868] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ab349fd2b0 [ 42.956133] R13: 00007ffc5fca70f0 R14: 000055ab349ffd20 R15: 000055ab34a118d0 [ 42.957414] [ 42.957832] irq event stamp: 2067 [ 42.958476] hardirqs last enabled at (2077): [] __up_console_sem+0x78/0x80 [ 42.959981] hardirqs last disabled at (2086): [] __up_console_sem+0x5d/0x80 [ 42.961455] softirqs last enabled at (2004): [] handle_softirqs+0x50c/0x770 [ 42.962974] softirqs last disabled at (1993): [] __irq_exit_rcu+0xc4/0x100 [ 42.964466] ---[ end trace 0000000000000000 ]--- [ 43.807729] ------------[ cut here ]------------ [ 43.808503] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.810215] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 43.811419] Modules linked in: [ 43.811906] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.813548] Tainted: [W]=WARN [ 43.814005] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.815223] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.815974] 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 [ 43.818590] RSP: 0018:ffff88800e0c7bc0 EFLAGS: 00010286 [ 43.819409] RAX: 0000000000000000 RBX: ffffed1001c18f78 RCX: ffffffff813a4050 [ 43.820476] RDX: ffff888013de3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.821556] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001c18f2f [ 43.822610] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.823674] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800e0c7df8 [ 43.824742] FS: 00007fa2a5baf900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.825935] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.826814] CR2: 00007ffd3ee84ef7 CR3: 000000000e8ed000 CR4: 0000000000350ef0 [ 43.827894] Call Trace: [ 43.828278] [ 43.828644] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.829379] ? __create_object+0x59/0x80 [ 43.829991] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.830777] __vmalloc_noprof+0x59/0x60 [ 43.831417] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.832098] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.832864] bpf_prog_alloc+0x39/0x200 [ 43.833469] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.834201] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.834961] do_seccomp+0x349/0x25e0 [ 43.835557] ? find_held_lock+0x2b/0x80 [ 43.836151] ? do_prlimit+0x310/0x610 [ 43.836768] ? __pfx_do_seccomp+0x10/0x10 [ 43.837420] ? do_raw_spin_unlock+0x53/0x220 [ 43.838068] ? _raw_spin_unlock+0x1e/0x40 [ 43.838709] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.839513] ? static_key_count+0x60/0x80 [ 43.840140] prctl_set_seccomp+0x4e/0x70 [ 43.840776] __do_sys_prctl+0xe6c/0x1d70 [ 43.841428] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.842101] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.842901] ? irqentry_exit+0xf3/0x650 [ 43.843557] do_syscall_64+0xbf/0x430 [ 43.844156] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.844952] RIP: 0033:0x7fa2a60a15cd [ 43.845534] 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 [ 43.848188] RSP: 002b:00007ffd3ee82950 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.849346] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa2a60a15cd [ 43.850428] RDX: 000055c92330ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.851512] RBP: 00007ffd3ee829b0 R08: 0000000000000000 R09: 00007ffd3ee82050 [ 43.852586] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c92a2a0ad0 [ 43.853665] R13: 00007ffd3ee82de0 R14: 000055c92a2a1bc0 R15: 000055c92a2b2780 [ 43.854757] [ 43.855113] irq event stamp: 1685 [ 43.855679] hardirqs last enabled at (1695): [] __up_console_sem+0x78/0x80 [ 43.856953] hardirqs last disabled at (1704): [] __up_console_sem+0x5d/0x80 [ 43.858237] softirqs last enabled at (1720): [] handle_softirqs+0x50c/0x770 [ 43.859540] softirqs last disabled at (1713): [] __irq_exit_rcu+0xc4/0x100 [ 43.860823] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:60982' (ECDSA) to the list of known hosts. 2025/11/18 23:01:02 fuzzer started 2025/11/18 23:01:03 dialing manager at localhost:34383 2025/11/18 23:01:03 checking machine... 2025/11/18 23:01:03 checking revisions... [ 44.747947] kmemleak: Automatic memory scanning thread ended 2025/11/18 23:01:03 testing simple program... [ 44.829683] cgroup: Unknown subsys name 'net' [ 44.880059] cgroup: Unknown subsys name 'cpuset' [ 44.892808] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 23:01:02 Registers: info registers vcpu 0 RAX=0000000080000000 RBX=0000000000000000 RCX=ffffffff822c375b RDX=ffff888015bad340 RSI=0000000000004000 RDI=0000000000000003 RBP=0000000000008000 RSP=ffff88800f8a7958 R8 =0000000000000001 R9 =ffffed1002cd0c2c R10=0000000000008000 R11=0000000000000001 R12=ffff88800b853400 R13=0000000000000004 R14=0000000000000004 R15=0000000000000004 RIP=ffffffff81751762 RFL=00000286 [--S--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 00007fdaaf8e1900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2f00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fdaafd11790 CR3=0000000020436000 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=0000000000000002fffffffe7ffbfeff XMM01=00000000000000008000000000000006 XMM02=00000000000000000000000000000000 XMM03=00000000000000000000000000000000 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=2520737365726464616e657473696c00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000080000000 RBX=000000000000001e RCX=ffffffff81b66179 RDX=ffff88800bd9c680 RSI=0000000000000010 RDI=0000000000000007 RBP=ffff88800bd9c69d RSP=ffff888016a07798 R8 =ffff88800bd9c680 R9 =0000000000000001 R10=ffff88800bd9c680 R11=0000000000000001 R12=ffff88800bd9c680 R13=0000000000000001 R14=ffff88800bd9c69e R15=000000000000002e RIP=ffffffff8175175a RFL=00000293 [--S-A-C] 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 00007f9f3d04b700 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4f00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fb162d750b0 CR3=000000000e17e000 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=756e696c65735f687373203a726f7272 XMM02=2079746972756365732078756e694c45 XMM03=2064656c696146203a656d616e796278 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320343032 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000