[ 39.344010] ------------[ cut here ]------------ [ 39.344987] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.347073] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 39.348536] Modules linked in: [ 39.349188] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.351191] Tainted: [W]=WARN [ 39.351800] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.353314] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.354255] 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 [ 39.357452] RSP: 0018:ffff888017797bc0 EFLAGS: 00010286 [ 39.358433] RAX: 0000000000000000 RBX: ffffed1002ef2f78 RCX: ffffffff813a4050 [ 39.359718] RDX: ffff8880143e9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.361005] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ef2f2f [ 39.362298] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.363613] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017797df8 [ 39.364911] FS: 00007fc4e77ce900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.366380] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.367447] CR2: 00007ffe292c7ef8 CR3: 000000000c98d000 CR4: 0000000000350ef0 [ 39.368730] Call Trace: [ 39.369217] [ 39.369670] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.370518] ? __create_object+0x59/0x80 [ 39.371301] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.372291] __vmalloc_noprof+0x59/0x60 [ 39.373048] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.373940] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.374891] bpf_prog_alloc+0x39/0x200 [ 39.375647] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.376536] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.377453] do_seccomp+0x349/0x25e0 [ 39.378187] ? find_held_lock+0x2b/0x80 [ 39.378952] ? do_prlimit+0x310/0x610 [ 39.379708] ? __pfx_do_seccomp+0x10/0x10 [ 39.380440] ? do_raw_spin_unlock+0x53/0x220 [ 39.381281] ? _raw_spin_unlock+0x1e/0x40 [ 39.382058] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.383026] ? static_key_count+0x60/0x80 [ 39.383822] prctl_set_seccomp+0x4e/0x70 [ 39.384554] __do_sys_prctl+0xe6c/0x1d70 [ 39.385353] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.386228] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.387205] ? irqentry_exit+0xf3/0x650 [ 39.387973] do_syscall_64+0xbf/0x430 [ 39.388718] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.389673] RIP: 0033:0x7fc4e7cc05cd [ 39.390336] 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 [ 39.393497] RSP: 002b:00007ffe292c6310 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.394865] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc4e7cc05cd [ 39.396140] RDX: 00005649e7435e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.397435] RBP: 00007ffe292c6370 R08: 0000000000000000 R09: 00007ffe292c5a10 [ 39.398726] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564a05d1aad0 [ 39.400008] R13: 00007ffe292c67a0 R14: 0000564a05d1bbc0 R15: 0000564a05d2c780 [ 39.401323] [ 39.401788] irq event stamp: 1821 [ 39.402396] hardirqs last enabled at (1829): [] __up_console_sem+0x78/0x80 [ 39.403908] hardirqs last disabled at (1838): [] __up_console_sem+0x5d/0x80 [ 39.405434] softirqs last enabled at (1778): [] handle_softirqs+0x50c/0x770 [ 39.406957] softirqs last disabled at (1773): [] __irq_exit_rcu+0xc4/0x100 [ 39.408469] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.177033] ------------[ cut here ]------------ [ 42.177980] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.180130] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.181642] Modules linked in: [ 42.182250] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.184536] Tainted: [W]=WARN [ 42.185241] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.186805] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.187778] 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 [ 42.191124] RSP: 0018:ffff88801688fbc0 EFLAGS: 00010286 [ 42.192167] RAX: 0000000000000000 RBX: ffffed1002d11f78 RCX: ffffffff813a4050 [ 42.193536] RDX: ffff88800f18d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.194887] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d11f2f [ 42.196234] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.197628] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801688fdf8 [ 42.198971] FS: 00007f6e83700900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.200473] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.201631] CR2: 00007f6e83c664a6 CR3: 000000000c95d000 CR4: 0000000000350ef0 [ 42.202992] Call Trace: [ 42.203491] [ 42.203981] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.204931] ? __create_object+0x59/0x80 [ 42.205790] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.206820] __vmalloc_noprof+0x59/0x60 [ 42.207632] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.208519] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.209522] bpf_prog_alloc+0x39/0x200 [ 42.210318] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.211321] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.212269] do_seccomp+0x349/0x25e0 [ 42.213035] ? find_held_lock+0x2b/0x80 [ 42.213847] ? do_prlimit+0x310/0x610 [ 42.214644] ? __pfx_do_seccomp+0x10/0x10 [ 42.215430] ? do_raw_spin_unlock+0x53/0x220 [ 42.216311] ? _raw_spin_unlock+0x1e/0x40 [ 42.217137] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.218213] ? static_key_count+0x60/0x80 [ 42.219066] prctl_set_seccomp+0x4e/0x70 [ 42.219887] __do_sys_prctl+0xe6c/0x1d70 [ 42.220735] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.221670] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.222700] ? irqentry_exit+0xf3/0x650 [ 42.223466] do_syscall_64+0xbf/0x430 [ 42.224262] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.225279] RIP: 0033:0x7f6e83bf25cd [ 42.226036] 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 [ 42.229379] RSP: 002b:00007ffff5ae5f70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.230826] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6e83bf25cd [ 42.232183] RDX: 000055ab58681e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.233565] RBP: 00007ffff5ae5fd0 R08: 0000000000000000 R09: 00007ffff5ae5670 [ 42.234929] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ab7ba95ad0 [ 42.236296] R13: 00007ffff5ae6400 R14: 000055ab7ba96bc0 R15: 000055ab7baa7780 [ 42.237692] [ 42.238146] irq event stamp: 1821 [ 42.238839] hardirqs last enabled at (1831): [] __up_console_sem+0x78/0x80 [ 42.240455] hardirqs last disabled at (1840): [] __up_console_sem+0x5d/0x80 [ 42.242086] softirqs last enabled at (1644): [] handle_softirqs+0x50c/0x770 [ 42.243445] softirqs last disabled at (1639): [] __irq_exit_rcu+0xc4/0x100 [ 42.244739] ---[ end trace 0000000000000000 ]--- [ 42.969562] ------------[ cut here ]------------ [ 42.970480] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.972529] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 42.974018] Modules linked in: [ 42.974653] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.976632] Tainted: [W]=WARN [ 42.977191] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.978870] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.979843] 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 [ 42.982991] RSP: 0018:ffff888019d7fbc0 EFLAGS: 00010286 [ 42.983975] RAX: 0000000000000000 RBX: ffffed10033aff78 RCX: ffffffff813a4050 [ 42.985254] RDX: ffff88801a830000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.986534] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033aff2f [ 42.987806] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.989070] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019d7fdf8 [ 42.990349] FS: 00007f63c9f00900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.991770] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.992822] CR2: 00007ffd3fbebef8 CR3: 000000001f32e000 CR4: 0000000000350ef0 [ 42.994114] Call Trace: [ 42.994620] [ 42.995029] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.995914] ? __create_object+0x59/0x80 [ 42.996708] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.997685] __vmalloc_noprof+0x59/0x60 [ 42.998399] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.999276] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.000204] bpf_prog_alloc+0x39/0x200 [ 43.000951] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.001888] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.002779] do_seccomp+0x349/0x25e0 [ 43.003442] ? find_held_lock+0x2b/0x80 [ 43.004206] ? do_prlimit+0x310/0x610 [ 43.005013] ? __pfx_do_seccomp+0x10/0x10 [ 43.005880] ? do_raw_spin_unlock+0x53/0x220 [ 43.006716] ? _raw_spin_unlock+0x1e/0x40 [ 43.007450] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.008410] ? static_key_count+0x60/0x80 [ 43.009283] prctl_set_seccomp+0x4e/0x70 [ 43.010076] __do_sys_prctl+0xe6c/0x1d70 [ 43.010869] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.011785] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.012745] ? irqentry_exit+0xf3/0x650 [ 43.013472] do_syscall_64+0xbf/0x430 [ 43.014217] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.015209] RIP: 0033:0x7f63ca3f25cd [ 43.015929] 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 [ 43.019090] RSP: 002b:00007ffd3fbea3a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.020432] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f63ca3f25cd [ 43.021715] RDX: 0000558ea1400e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.022986] RBP: 00007ffd3fbea400 R08: 0000000000000000 R09: 00007ffd3fbe9aa0 [ 43.024255] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558ec5eacad0 [ 43.025534] R13: 00007ffd3fbea830 R14: 0000558ec5eadbc0 R15: 0000558ec5ebe780 [ 43.026835] [ 43.027251] irq event stamp: 1785 [ 43.027900] hardirqs last enabled at (1795): [] __up_console_sem+0x78/0x80 [ 43.029425] hardirqs last disabled at (1804): [] __up_console_sem+0x5d/0x80 [ 43.030931] softirqs last enabled at (1332): [] handle_softirqs+0x50c/0x770 [ 43.032469] softirqs last disabled at (1823): [] __irq_exit_rcu+0xc4/0x100 [ 43.033953] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:35452' (ECDSA) to the list of known hosts. 2025/11/17 12:35:04 fuzzer started 2025/11/17 12:35:05 dialing manager at localhost:37895 2025/11/17 12:35:05 checking machine... 2025/11/17 12:35:05 checking revisions... [ 43.942462] kmemleak: Automatic memory scanning thread ended 2025/11/17 12:35:05 testing simple program... [ 44.025706] cgroup: Unknown subsys name 'net' [ 44.079554] cgroup: Unknown subsys name 'cpuset' [ 44.095525] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 12:35:04 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff888017797960 RCX=0000000000000001 RDX=1ffff1100d9c114f RSI=ffff888017797950 RDI=ffff88806ce08a78 RBP=ffff8880177979f8 RSP=ffff88806ce08a00 R8 =0000000000000001 R9 =ffff88806ce08ab0 R10=000000000003c9ed R11=0000000000006de2 R12=ffff88806ce08ad0 R13=ffff88806ce08ab8 R14=ffff888017797950 R15=ffff88806ce08a70 RIP=ffffffff8135fb9c 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 00007f6e83700900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5a00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f6e83cb7618 CR3=0000000015ff9000 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=563412feff00545000000000000080fe 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=0000000000023f5f 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=00000206 [-----P-] 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 fffffe2300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fdefc2ef040 CR3=000000000b98e000 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=2034303a35333a323120373120766f4e XMM01=73732878696e755f6d6170203a5d3134 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3134325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732034303a35333a3231203731 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000