------------[ cut here ]------------ WARNING: CPU: 0 PID: 3221 at kernel/dma/direct.h:87 dma_direct_map_page kernel/dma/direct.h:87 [inline] WARNING: CPU: 0 PID: 3221 at kernel/dma/direct.h:87 dma_direct_map_sg+0x374/0x404 kernel/dma/direct.c:479 Modules linked in: Kernel panic - not syncing: kernel: panic_on_warn set ... CPU: 0 UID: 0 PID: 3221 Comm: syz.1.7679 Not tainted 6.16.0-rc5-syzkaller #0 PREEMPT Hardware name: ARM-Versatile Express Call trace: [<80201a00>] (dump_backtrace) from [<80201afc>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:257) r7:00000000 r6:8282083c r5:00000000 r4:8225c2b0 [<80201ae4>] (show_stack) from [<8021fde4>] (__dump_stack lib/dump_stack.c:94 [inline]) [<80201ae4>] (show_stack) from [<8021fde4>] (dump_stack_lvl+0x54/0x7c lib/dump_stack.c:120) [<8021fd90>] (dump_stack_lvl) from [<8021fe24>] (dump_stack+0x18/0x1c lib/dump_stack.c:129) r5:00000000 r4:82a6dd18 [<8021fe0c>] (dump_stack) from [<80202614>] (panic+0x120/0x374 kernel/panic.c:382) [<802024f4>] (panic) from [<80258578>] (check_panic_on_warn kernel/panic.c:273 [inline]) [<802024f4>] (panic) from [<80258578>] (get_taint+0x0/0x1c kernel/panic.c:268) r3:8280c684 r2:00000001 r1:82242df8 r0:8224a790 r7:8031788c [<80258504>] (check_panic_on_warn) from [<802586dc>] (__warn+0x80/0x188 kernel/panic.c:777) [<8025865c>] (__warn) from [<8025895c>] (warn_slowpath_fmt+0x178/0x1f4 kernel/panic.c:804) r8:00000009 r7:82256588 r6:eadb9c0c r5:84d9c800 r4:00000000 [<802587e8>] (warn_slowpath_fmt) from [<8031788c>] (dma_direct_map_page kernel/dma/direct.h:87 [inline]) [<802587e8>] (warn_slowpath_fmt) from [<8031788c>] (dma_direct_map_sg+0x374/0x404 kernel/dma/direct.c:479) r10:82ab9cb0 r9:00000000 r8:00000000 r7:83339010 r6:858f7580 r5:00018100 r4:858f7c00 [<80317518>] (dma_direct_map_sg) from [<80315fec>] (__dma_map_sg_attrs+0x4c/0x2fc kernel/dma/mapping.c:214) r10:83b6f300 r9:83339748 r8:00000001 r7:858f7580 r6:00000000 r5:83339010 r4:858f7c00 [<80315fa0>] (__dma_map_sg_attrs) from [<803162f0>] (dma_map_sgtable+0x2c/0x40 kernel/dma/mapping.c:294) r10:83b6f300 r9:83339748 r8:83b6f3c0 r7:858f7600 r6:858f7600 r5:00000000 r4:858f7c00 [<803162c4>] (dma_map_sgtable) from [<80ad3dcc>] (drm_gem_map_dma_buf+0x58/0xc4 drivers/gpu/drm/drm_prime.c:662) r4:858f7c00 [<80ad3d74>] (drm_gem_map_dma_buf) from [<80b95264>] (dma_buf_map_attachment+0x50/0x164 drivers/dma-buf/dma-buf.c:1126) r7:858f7600 r6:00000000 r5:00000000 r4:858f7600 [<80b95214>] (dma_buf_map_attachment) from [<80b953b4>] (dma_buf_map_attachment_unlocked+0x3c/0x78 drivers/dma-buf/dma-buf.c:1196) r7:858f7600 r6:83339400 r5:00000000 r4:858f7600 [<80b95378>] (dma_buf_map_attachment_unlocked) from [<80ad46ac>] (drm_gem_prime_import_dev drivers/gpu/drm/drm_prime.c:957 [inline]) [<80b95378>] (dma_buf_map_attachment_unlocked) from [<80ad46ac>] (drm_gem_prime_import_dev+0x88/0x1a0 drivers/gpu/drm/drm_prime.c:927) r5:859d8f00 r4:85523d80 [<80ad4624>] (drm_gem_prime_import_dev) from [<80ad4d00>] (drm_gem_prime_import drivers/gpu/drm/drm_prime.c:1000 [inline]) [<80ad4624>] (drm_gem_prime_import_dev) from [<80ad4d00>] (drm_gem_prime_fd_to_handle+0x184/0x230 drivers/gpu/drm/drm_prime.c:319) r9:83339748 r8:83b6f3c0 r7:eadb9e64 r6:83339400 r5:83b6f300 r4:85523d80 [<80ad4b7c>] (drm_gem_prime_fd_to_handle) from [<80ad4ec0>] (drm_prime_fd_to_handle_ioctl+0x34/0x38 drivers/gpu/drm/drm_prime.c:375) r9:84d9c800 r8:83339400 r7:eadb9e64 r6:80ad4e8c r5:83b6f300 r4:00000000 [<80ad4e8c>] (drm_prime_fd_to_handle_ioctl) from [<80ac6418>] (drm_ioctl_kernel+0xb8/0x120 drivers/gpu/drm/drm_ioctl.c:796) r5:83b6f300 r4:00000020 [<80ac6360>] (drm_ioctl_kernel) from [<80ac66e4>] (drm_ioctl+0x264/0x5b0 drivers/gpu/drm/drm_ioctl.c:893) r8:81d38f28 r7:83339400 r6:c00c642e r5:0000000c r4:0000000c [<80ac6480>] (drm_ioctl) from [<8056e2cc>] (vfs_ioctl fs/ioctl.c:51 [inline]) [<80ac6480>] (drm_ioctl) from [<8056e2cc>] (do_vfs_ioctl fs/ioctl.c:861 [inline]) [<80ac6480>] (drm_ioctl) from [<8056e2cc>] (__do_sys_ioctl fs/ioctl.c:905 [inline]) [<80ac6480>] (drm_ioctl) from [<8056e2cc>] (sys_ioctl+0x130/0xdc8 fs/ioctl.c:893) r10:84d9c800 r9:848173c0 r8:00000004 r7:20000300 r6:848173c1 r5:00000000 r4:c00c642e [<8056e19c>] (sys_ioctl) from [<80200060>] (ret_fast_syscall+0x0/0x1c arch/arm/mm/proc-v7.S:67) Exception stack(0xeadb9fa8 to 0xeadb9ff0) 9fa0: 00000000 00000000 00000004 c00c642e 20000300 00000000 9fc0: 00000000 00000000 002f6300 00000036 002e0000 00000000 00006364 76b090bc 9fe0: 76b08ec0 76b08eb0 000193a4 00131f40 r10:00000036 r9:84d9c800 r8:8020029c r7:00000036 r6:002f6300 r5:00000000 r4:00000000 Rebooting in 86400 seconds..