[ 46.293831] ------------[ cut here ]------------ [ 46.294903] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.297217] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/231 [ 46.298904] Modules linked in: [ 46.299658] CPU: 0 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.301905] Tainted: [W]=WARN [ 46.302588] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.304277] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.305325] 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 [ 46.308945] RSP: 0018:ffff888017827bc0 EFLAGS: 00010286 [ 46.310067] RAX: 0000000000000000 RBX: ffffed1002f04f78 RCX: ffffffff813a4050 [ 46.311525] RDX: ffff888016bc1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.312983] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f04f2f [ 46.314421] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.315890] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017827df8 [ 46.317351] FS: 00007f4dd0de6900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.318974] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.320187] CR2: 00007f4dd12d8580 CR3: 0000000009f2c000 CR4: 0000000000350ef0 [ 46.321649] Call Trace: [ 46.322210] [ 46.322680] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.323720] ? __create_object+0x59/0x80 [ 46.324605] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.325704] __vmalloc_noprof+0x59/0x60 [ 46.326548] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.327525] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.328578] bpf_prog_alloc+0x39/0x200 [ 46.329407] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.330458] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.331483] do_seccomp+0x349/0x25e0 [ 46.332315] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.333317] ? __pfx_do_seccomp+0x10/0x10 [ 46.334199] ? find_held_lock+0x2b/0x80 [ 46.334987] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.336142] ? static_key_count+0x60/0x80 [ 46.336990] prctl_set_seccomp+0x4e/0x70 [ 46.337854] __do_sys_prctl+0xe6c/0x1d70 [ 46.338733] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.339708] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.340800] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.341879] ? irqentry_exit+0xf3/0x650 [ 46.342741] do_syscall_64+0xbf/0x430 [ 46.343583] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.344648] RIP: 0033:0x7f4dd12d85cd [ 46.345422] 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 [ 46.348933] RSP: 002b:00007ffea8269dd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.350451] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4dd12d85cd [ 46.351902] RDX: 000055b29ed12e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.353310] RBP: 00007ffea8269e30 R08: 0000000000000000 R09: 00007ffea82694d0 [ 46.354726] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b2cb50db10 [ 46.356169] R13: 00007ffea826a260 R14: 000055b2cb50e2b0 R15: 000055b2cb5226f0 [ 46.357611] [ 46.358130] irq event stamp: 1757 [ 46.358798] hardirqs last enabled at (1765): [] __up_console_sem+0x78/0x80 [ 46.360460] hardirqs last disabled at (1774): [] __up_console_sem+0x5d/0x80 [ 46.361898] softirqs last enabled at (1694): [] handle_softirqs+0x50c/0x770 [ 46.363373] softirqs last disabled at (1689): [] __irq_exit_rcu+0xc4/0x100 [ 46.364827] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.957463] ------------[ cut here ]------------ [ 48.958420] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.960415] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/238 [ 48.961849] Modules linked in: [ 48.962490] CPU: 0 UID: 104 PID: 238 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 48.964452] Tainted: [W]=WARN [ 48.965003] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.966476] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.967383] 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 [ 48.970512] RSP: 0018:ffff88801670fbc0 EFLAGS: 00010286 [ 48.971483] RAX: 0000000000000000 RBX: ffffed1002ce1f78 RCX: ffffffff813a4050 [ 48.972770] RDX: ffff888016393780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.974046] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ce1f2f [ 48.975323] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.976610] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801670fdf8 [ 48.977878] FS: 00007f33e69de900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 48.979300] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.980354] CR2: 00007ffe986bdef8 CR3: 00000000204d8000 CR4: 0000000000350ef0 [ 48.981622] Call Trace: [ 48.982134] [ 48.982540] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.983427] ? __create_object+0x59/0x80 [ 48.984209] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.985171] __vmalloc_noprof+0x59/0x60 [ 48.985873] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.986730] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.987661] bpf_prog_alloc+0x39/0x200 [ 48.988398] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.989317] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.990217] do_seccomp+0x349/0x25e0 [ 48.990882] ? find_held_lock+0x2b/0x80 [ 48.991642] ? do_prlimit+0x310/0x610 [ 48.992372] ? __pfx_do_seccomp+0x10/0x10 [ 48.993160] ? do_raw_spin_unlock+0x53/0x220 [ 48.993937] ? _raw_spin_unlock+0x1e/0x40 [ 48.994700] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.995663] ? static_key_count+0x60/0x80 [ 48.996466] prctl_set_seccomp+0x4e/0x70 [ 48.997238] __do_sys_prctl+0xe6c/0x1d70 [ 48.997974] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.998815] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.999783] ? irqentry_exit+0xf3/0x650 [ 49.000543] do_syscall_64+0xbf/0x430 [ 49.001274] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.002225] RIP: 0033:0x7f33e6ed05cd [ 49.002881] 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 [ 49.006007] RSP: 002b:00007ffe986bb8f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.007392] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f33e6ed05cd [ 49.008686] RDX: 00005619d4e71e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.009951] RBP: 00007ffe986bb950 R08: 0000000000000000 R09: 00007ffe986baff0 [ 49.011222] R10: 0000000000000000 R11: 0000000000000246 R12: 00005619e0d5cb10 [ 49.012510] R13: 00007ffe986bbd80 R14: 00005619e0d5d2b0 R15: 00005619e0d716f0 [ 49.013812] [ 49.014279] irq event stamp: 1719 [ 49.014878] hardirqs last enabled at (1727): [] __up_console_sem+0x78/0x80 [ 49.016388] hardirqs last disabled at (1736): [] __up_console_sem+0x5d/0x80 [ 49.017899] softirqs last enabled at (1696): [] handle_softirqs+0x50c/0x770 [ 49.019422] softirqs last disabled at (1691): [] __irq_exit_rcu+0xc4/0x100 [ 49.020934] ---[ end trace 0000000000000000 ]--- [ 49.840412] ------------[ cut here ]------------ [ 49.841376] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.843362] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 49.844848] Modules linked in: [ 49.845486] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.847485] Tainted: [W]=WARN [ 49.848107] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.849610] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.850538] 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 [ 49.853749] RSP: 0018:ffff88801707fbc0 EFLAGS: 00010286 [ 49.854753] RAX: 0000000000000000 RBX: ffffed1002e0ff78 RCX: ffffffff813a4050 [ 49.856063] RDX: ffff888019ea1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.857350] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e0ff2f [ 49.858643] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.859956] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801707fdf8 [ 49.861241] FS: 00007fd352597900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.862678] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.863751] CR2: 00007ffcc5e98ef8 CR3: 000000000d8d1000 CR4: 0000000000350ef0 [ 49.865069] Call Trace: [ 49.865535] [ 49.865949] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.866864] ? __create_object+0x59/0x80 [ 49.867666] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.868663] __vmalloc_noprof+0x59/0x60 [ 49.869441] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.870340] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.871288] bpf_prog_alloc+0x39/0x200 [ 49.872001] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.872948] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.873872] do_seccomp+0x349/0x25e0 [ 49.874603] ? find_held_lock+0x2b/0x80 [ 49.875370] ? do_prlimit+0x310/0x610 [ 49.876155] ? __pfx_do_seccomp+0x10/0x10 [ 49.876918] ? do_raw_spin_unlock+0x53/0x220 [ 49.877757] ? _raw_spin_unlock+0x1e/0x40 [ 49.878544] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.879568] ? static_key_count+0x60/0x80 [ 49.880389] prctl_set_seccomp+0x4e/0x70 [ 49.881190] __do_sys_prctl+0xe6c/0x1d70 [ 49.881927] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.882795] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.883779] ? irqentry_exit+0xf3/0x650 [ 49.884569] do_syscall_64+0xbf/0x430 [ 49.885344] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.886330] RIP: 0033:0x7fd352a895cd [ 49.887010] 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 [ 49.890304] RSP: 002b:00007ffcc5e96c00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.891706] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd352a895cd [ 49.893053] RDX: 000055f4b6d51e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.894361] RBP: 00007ffcc5e96c60 R08: 0000000000000000 R09: 00007ffcc5e96300 [ 49.895676] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f4dbb592b0 [ 49.896969] R13: 00007ffcc5e97090 R14: 000055f4dbb5bd20 R15: 000055f4dbb6d8d0 [ 49.898290] [ 49.898726] irq event stamp: 1733 [ 49.899378] hardirqs last enabled at (1743): [] __up_console_sem+0x78/0x80 [ 49.900935] hardirqs last disabled at (1752): [] __up_console_sem+0x5d/0x80 [ 49.902472] softirqs last enabled at (1624): [] handle_softirqs+0x50c/0x770 [ 49.904043] softirqs last disabled at (1619): [] __irq_exit_rcu+0xc4/0x100 [ 49.905313] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:11453' (ECDSA) to the list of known hosts. 2025/11/19 00:40:10 fuzzer started 2025/11/19 00:40:11 dialing manager at localhost:34383 2025/11/19 00:40:11 checking machine... 2025/11/19 00:40:11 checking revisions... [ 50.779293] kmemleak: Automatic memory scanning thread ended 2025/11/19 00:40:11 testing simple program... [ 50.859189] cgroup: Unknown subsys name 'net' [ 50.920311] cgroup: Unknown subsys name 'cpuset' [ 50.941982] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 00:40:10 Registers: info registers vcpu 0 RAX=0000000000010001 RBX=ffff88800e9f8000 RCX=ffffffff8259f946 RDX=000000000001c060 RSI=ffffffff8259f954 RDI=0000000000000007 RBP=ffff88800e9f8000 RSP=ffff88806ce08de0 R8 =0000000000000000 R9 =fffffbfff0cc9f0a R10=000000000001c060 R11=0000000000000001 R12=000000000001c060 R13=ffff88800e9fc8c8 R14=ffff88800e9f8234 R15=0000000000000001 RIP=ffffffff8259f958 RFL=00000046 [---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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00005619e0d93000 CR3=00000000189ec000 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=00000000a60ce07b00000000cec3662e XMM01=00000000000000006a4340446c1c744e XMM02=00000000000000000000000000000000 XMM03=e90ff90d63df5c7fa655826f1d91505a XMM04=000000000000000000000000c1c7b081 XMM05=000000000000000063bfdc41e7fc82d9 XMM06=00000000000000000000000063bfdc41 XMM07=63bfdc41e7fc82d9c1c7b08141daa564 XMM08=2600000046000000ba000000b0000000 XMM09=00000000000000000000000000000000 XMM10=a572469200f5085f74f2aa7b8a390741 XMM11=ac49be73394e959452f47960a3fd6c54 XMM12=0d0c0f0e09080b0a0504070601000302 XMM13=0c0f0e0d080b0a090407060500030201 XMM14=00000000000000000000000000000c40 XMM15=00000000000000000000000000000040 info registers vcpu 1 RAX=dffffc0000000000 RBX=ffffffff83cb8f7d RCX=ffff888016b97384 RDX=1ffff11002d72e91 RSI=ffffffff85e1ffe0 RDI=ffffffff83cb8f7d RBP=ffffffff83cb8f7d RSP=ffff888016b973e0 R8 =0000000000000001 R9 =ffff888016b97470 R10=000000000003c9ed R11=000000000009b1c5 R12=0000000000000001 R13=0000000000000000 R14=ffff88801662b780 R15=ffff8880096c78c0 RIP=ffffffff81439c92 RFL=00000283 [--S---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 00007f33e69de900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6d00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f33e6f95618 CR3=00000000189ec000 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