[ 46.902259] ------------[ cut here ]------------ [ 46.903223] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.905795] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 46.907340] Modules linked in: [ 46.907927] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.910235] Tainted: [W]=WARN [ 46.910801] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.912419] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.913376] 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 [ 46.916602] RSP: 0018:ffff888019ca7bc0 EFLAGS: 00010286 [ 46.917609] RAX: 0000000000000000 RBX: ffffed1003394f78 RCX: ffffffff813a4050 [ 46.918920] RDX: ffff88800b5d8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.920278] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003394f2f [ 46.921576] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.922873] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019ca7df8 [ 46.924229] FS: 00007f1575d9f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.925685] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.926765] CR2: 00007ffcc978eef8 CR3: 000000000d9bd000 CR4: 0000000000350ef0 [ 46.928130] Call Trace: [ 46.928600] [ 46.929019] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.929940] ? __create_object+0x59/0x80 [ 46.930755] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.931765] __vmalloc_noprof+0x59/0x60 [ 46.932564] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.933473] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.934427] bpf_prog_alloc+0x39/0x200 [ 46.935212] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.936168] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.937129] do_seccomp+0x349/0x25e0 [ 46.937819] ? find_held_lock+0x2b/0x80 [ 46.938612] ? do_prlimit+0x310/0x610 [ 46.939403] ? __pfx_do_seccomp+0x10/0x10 [ 46.940283] ? do_raw_spin_unlock+0x53/0x220 [ 46.941377] ? _raw_spin_unlock+0x1e/0x40 [ 46.942401] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.943443] ? static_key_count+0x60/0x80 [ 46.944291] prctl_set_seccomp+0x4e/0x70 [ 46.945128] __do_sys_prctl+0xe6c/0x1d70 [ 46.945894] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.946810] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.947839] ? irqentry_exit+0xf3/0x650 [ 46.948645] do_syscall_64+0xbf/0x430 [ 46.949465] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.950445] RIP: 0033:0x7f15762915cd [ 46.951197] 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 [ 46.954455] RSP: 002b:00007ffcc978cd20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.955894] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f15762915cd [ 46.957230] RDX: 000055691bf14e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.958560] RBP: 00007ffcc978cd80 R08: 0000000000000000 R09: 00007ffcc978c420 [ 46.959902] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556927b56b10 [ 46.961244] R13: 00007ffcc978d1b0 R14: 0000556927b572b0 R15: 0000556927b6b6f0 [ 46.962610] [ 46.963395] irq event stamp: 1849 [ 46.964119] hardirqs last enabled at (1859): [] __up_console_sem+0x78/0x80 [ 46.965706] hardirqs last disabled at (1868): [] __up_console_sem+0x5d/0x80 [ 46.967305] softirqs last enabled at (1846): [] handle_softirqs+0x50c/0x770 [ 46.968611] softirqs last disabled at (1831): [] __irq_exit_rcu+0xc4/0x100 [ 46.969910] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.746026] ------------[ cut here ]------------ [ 49.747003] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.749251] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/239 [ 49.750747] Modules linked in: [ 49.751666] CPU: 1 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.753792] Tainted: [W]=WARN [ 49.754417] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.755950] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.756898] 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 [ 49.760186] RSP: 0018:ffff888017207bc0 EFLAGS: 00010286 [ 49.761206] RAX: 0000000000000000 RBX: ffffed1002e40f78 RCX: ffffffff813a4050 [ 49.762533] RDX: ffff8880167e8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.763875] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e40f2f [ 49.765199] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.766521] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017207df8 [ 49.767878] FS: 00007ff8804c3900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.769366] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.770487] CR2: 00007ff8809b5580 CR3: 000000000b682000 CR4: 0000000000350ef0 [ 49.771842] Call Trace: [ 49.772389] [ 49.772810] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.773739] ? __create_object+0x59/0x80 [ 49.774562] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.775588] __vmalloc_noprof+0x59/0x60 [ 49.776374] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.777281] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.778246] bpf_prog_alloc+0x39/0x200 [ 49.778968] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.779967] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.780914] do_seccomp+0x349/0x25e0 [ 49.781654] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.782590] ? __pfx_do_seccomp+0x10/0x10 [ 49.783429] ? find_held_lock+0x2b/0x80 [ 49.784226] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.785220] ? static_key_count+0x60/0x80 [ 49.785994] prctl_set_seccomp+0x4e/0x70 [ 49.786798] __do_sys_prctl+0xe6c/0x1d70 [ 49.787632] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.788527] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.789528] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.790531] ? irqentry_exit+0xf3/0x650 [ 49.791336] do_syscall_64+0xbf/0x430 [ 49.792114] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.793116] RIP: 0033:0x7ff8809b55cd [ 49.793803] 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 [ 49.797087] RSP: 002b:00007fff592b8aa0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.798504] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff8809b55cd [ 49.799852] RDX: 00005622b2d43e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.801177] RBP: 00007fff592b8b00 R08: 0000000000000000 R09: 00007fff592b81a0 [ 49.802512] R10: 0000000000000000 R11: 0000000000000246 R12: 00005622b302abf0 [ 49.803776] R13: 00007fff592b8f30 R14: 00005622b3034380 R15: 00005622b303f460 [ 49.804625] [ 49.804900] irq event stamp: 1835 [ 49.805326] hardirqs last enabled at (1845): [] __up_console_sem+0x78/0x80 [ 49.806333] hardirqs last disabled at (1854): [] __up_console_sem+0x5d/0x80 [ 49.807347] softirqs last enabled at (1774): [] handle_softirqs+0x50c/0x770 [ 49.808375] softirqs last disabled at (1769): [] __irq_exit_rcu+0xc4/0x100 [ 49.809381] ---[ end trace 0000000000000000 ]--- [ 50.416343] ------------[ cut here ]------------ [ 50.417033] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.418629] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/246 [ 50.420022] Modules linked in: [ 50.420609] CPU: 1 UID: 104 PID: 246 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.422209] Tainted: [W]=WARN [ 50.422660] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.423881] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.424633] 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 [ 50.427233] RSP: 0018:ffff88801706fbc0 EFLAGS: 00010286 [ 50.427994] RAX: 0000000000000000 RBX: ffffed1002e0df78 RCX: ffffffff813a4050 [ 50.429036] RDX: ffff888018c4d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.430102] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e0df2f [ 50.431165] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.432218] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801706fdf8 [ 50.433260] FS: 00007fb8d9520900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.434439] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.435279] CR2: 00007ffff3687ef8 CR3: 000000000c05f000 CR4: 0000000000350ef0 [ 50.436241] Call Trace: [ 50.436591] [ 50.436903] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.437581] ? __create_object+0x59/0x80 [ 50.438162] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.438856] __vmalloc_noprof+0x59/0x60 [ 50.439423] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.439942] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.440524] bpf_prog_alloc+0x39/0x200 [ 50.440963] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.441546] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.442275] do_seccomp+0x349/0x25e0 [ 50.442940] ? find_held_lock+0x2b/0x80 [ 50.443708] ? do_prlimit+0x310/0x610 [ 50.444447] ? __pfx_do_seccomp+0x10/0x10 [ 50.445232] ? do_raw_spin_unlock+0x53/0x220 [ 50.446009] ? _raw_spin_unlock+0x1e/0x40 [ 50.446794] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.447780] ? static_key_count+0x60/0x80 [ 50.448576] prctl_set_seccomp+0x4e/0x70 [ 50.449343] __do_sys_prctl+0xe6c/0x1d70 [ 50.450144] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.450943] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.451920] ? irqentry_exit+0xf3/0x650 [ 50.452683] do_syscall_64+0xbf/0x430 [ 50.453411] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.454354] RIP: 0033:0x7fb8d9a125cd [ 50.455009] 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 [ 50.458211] RSP: 002b:00007ffff36857c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.459591] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb8d9a125cd [ 50.460862] RDX: 00005588e20dce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.462165] RBP: 00007ffff3685820 R08: 0000000000000000 R09: 00007ffff3684ec0 [ 50.463450] R10: 0000000000000000 R11: 0000000000000246 R12: 00005588f5746ad0 [ 50.464729] R13: 00007ffff3685c50 R14: 00005588f5747bc0 R15: 00005588f5758780 [ 50.466023] [ 50.466483] irq event stamp: 1801 [ 50.467130] hardirqs last enabled at (1811): [] __up_console_sem+0x78/0x80 [ 50.468669] hardirqs last disabled at (1826): [] __up_console_sem+0x5d/0x80 [ 50.470185] softirqs last enabled at (1824): [] handle_softirqs+0x50c/0x770 [ 50.471728] softirqs last disabled at (1819): [] __irq_exit_rcu+0xc4/0x100 [ 50.473243] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:33380' (ECDSA) to the list of known hosts. 2025/11/18 21:38:45 fuzzer started 2025/11/18 21:38:46 dialing manager at localhost:34383 2025/11/18 21:38:46 checking machine... 2025/11/18 21:38:46 checking revisions... [ 51.341858] kmemleak: Automatic memory scanning thread ended 2025/11/18 21:38:46 testing simple program... [ 51.440318] cgroup: Unknown subsys name 'net' [ 51.494297] cgroup: Unknown subsys name 'cpuset' [ 51.502935] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 21:38:45 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff8880e538f000 RCX=0000000000000002 RDX=0000000000000000 RSI=ffffffff8135e7a2 RDI=ffff88806ce31cd0 RBP=ffffffff85e1ffe0 RSP=ffff88806ce089a8 R8 =0000000000000001 R9 =ffff88806ce08ab0 R10=000000000003c9ed R11=0000000000008964 R12=ffffffff8135e7a2 R13=ffff88806ce08ab8 R14=ffff88806ce08fb0 R15=ffff88806ce08a70 RIP=ffffffff815bd130 RFL=00000216 [----AP-] 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 00007ff8804c3900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ff880488008 CR3=000000000b6cd000 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 info registers vcpu 1 RAX=00000000000268d1 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 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 fffffe4500000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fa9b3bae238 CR3=000000000d4ff000 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=8da15a4fa71a82a7b74a29a2ee2cdd03 XMM02=ec2efd57dc4c00df0000000000305488 XMM03=74b492c5787988540000000000305558 XMM04=2ef5903237e3174900000000000ae988 XMM05=f1899d918e6339ff0000000000321520 XMM06=8fede82a5ad58cbe0000000000320338 XMM07=e042d86d42eb936e0000000000310920 XMM08=74b492c5787988540000000000305558 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000