Hello, I'm getting the following messages with 2.6.9-rc1-bk4-Q5. One of the NIC (eth0) is unusable (eth0 is a 3c59x card). This problem doesn't occur with 2.6.9-rc1-bk4. Aug 31 22:10:38 tigre01 kernel: eth0: Setting full-duplex based on MII #24 link partner capability of 01e1. Aug 31 22:11:03 tigre01 kernel: NETDEV WATCHDOG: eth0: transmit timed out Aug 31 22:11:03 tigre01 kernel: eth0: transmit timed out, tx_status 00 status e601. Aug 31 22:11:03 tigre01 kernel: diagnostics: net 0cf2 media 8880 dma 0000003a fifo 0000 Aug 31 22:11:03 tigre01 kernel: eth0: Interrupt posted but not delivered -- IRQ blocked by another device? Aug 31 22:11:03 tigre01 kernel: Flags; bus-master 1, dirty 61(13) current 61(13) Aug 31 22:11:03 tigre01 kernel: Transmit list 00000000 vs. d9992a20. Aug 31 22:11:03 tigre01 kernel: 0: @d9992200 length 80000062 status 00010062 Aug 31 22:11:03 tigre01 kernel: 1: @d99922a0 length 80000062 status 00010062 Aug 31 22:11:03 tigre01 kernel: 2: @d9992340 length 80000062 status 00010062 Aug 31 22:11:03 tigre01 kernel: 3: @d99923e0 length 80000062 status 00010062 Aug 31 22:11:03 tigre01 kernel: 4: @d9992480 length 80000062 status 00010062 Aug 31 22:11:03 tigre01 kernel: 5: @d9992520 length 80000062 status 00010062 Aug 31 22:11:03 tigre01 kernel: 6: @d99925c0 length 80000062 status 00010062 Aug 31 22:11:03 tigre01 kernel: 7: @d9992660 length 8000002a status 0001002a Aug 31 22:11:03 tigre01 kernel: 8: @d9992700 length 80000062 status 00010062 Aug 31 22:11:03 tigre01 kernel: 9: @d99927a0 length 80000062 status 00010062 Aug 31 22:11:03 tigre01 kernel: 10: @d9992840 length 80000062 status 00010062 Aug 31 22:11:03 tigre01 kernel: 11: @d99928e0 length 80000062 status 80010062 Aug 31 22:11:03 tigre01 kernel: 12: @d9992980 length 80000062 status 80010062 Aug 31 22:11:03 tigre01 kernel: 13: @d9992a20 length 80000062 status 00010062 Aug 31 22:11:03 tigre01 kernel: 14: @d9992ac0 length 80000062 status 00010062 Aug 31 22:11:03 tigre01 kernel: 15: @d9992b60 length 80000062 status 00010062 Aug 31 22:11:33 tigre01 kernel: NETDEV WATCHDOG: eth0: transmit timed out Aug 31 22:11:33 tigre01 kernel: eth0: transmit timed out, tx_status 00 status e601. Aug 31 22:11:33 tigre01 kernel: diagnostics: net 0cf2 media 8880 dma 0000003a fifo 0000 Aug 31 22:11:33 tigre01 kernel: eth0: Interrupt posted but not delivered -- IRQ blocked by another device? Aug 31 22:11:33 tigre01 kernel: Flags; bus-master 1, dirty 77(13) current 77(13) Aug 31 22:11:33 tigre01 kernel: Transmit list 00000000 vs. d9992a20. Aug 31 22:11:33 tigre01 kernel: 0: @d9992200 length 80000062 status 00010062 Aug 31 22:11:33 tigre01 kernel: 1: @d99922a0 length 8000002a status 0001002a Aug 31 22:11:33 tigre01 kernel: 2: @d9992340 length 80000062 status 00010062 Aug 31 22:11:33 tigre01 kernel: 3: @d99923e0 length 8000002a status 0001002a Aug 31 22:11:33 tigre01 kernel: 4: @d9992480 length 8000002a status 0001002a ... This box is : Athlon 2500+, nForce2 chipset, 2 nic (3c59x , forcedeth). On my second box (Thinkpad T23), 2.6.9-rc1-bk4-Q5 is running perfectly. -0) Any idea? (see attached logs) Thanks, Remi